[fs] temporarely disable nca verification (#298)

This adds a passthrough to basically disable nca verification for newer NCAs, this fixes (tested) Pokemon 4.0.0 update and other newer SDK games and updates (as reported on the discord)

This is implemented as toggle that is default enabled, this needs proper implementation in the future.

Co-authored-by: crueter <crueter@eden-emu.dev>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/298
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: Maufeat <sahyno1996@gmail.com>
Co-committed-by: Maufeat <sahyno1996@gmail.com>

61 files changed, 557 insertions, 127 deletions

diff --git a/src/android/app/build.gradle.kts b/src/android/app/build.gradle.kts
index e91d2e8c52..3f1a7c102b 100644
--- a/src/android/app/build.gradle.kts
+++ b/src/android/app/build.gradle.kts
@@ -30,8 +30,8 @@ val autoVersion = (((System.currentTimeMillis() / 1000) - 1451606400) / 10).toIn
 android {
     namespace = "org.yuzu.yuzu_emu"
 
-    compileSdkVersion = "android-35"
-    ndkVersion = "26.1.10909125"
+    compileSdkVersion = "android-36"
+    ndkVersion = "28.2.13676358"
 
     buildFeatures {
         viewBinding = true
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
index 11b81a01a6..98f342c274 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
@@ -36,6 +36,9 @@ import androidx.core.net.toUri
 import androidx.core.content.edit
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.yuzu.yuzu_emu.NativeLibrary
+import org.yuzu.yuzu_emu.features.settings.model.BooleanSetting
+import org.yuzu.yuzu_emu.features.settings.model.Settings
+import org.yuzu.yuzu_emu.utils.NativeConfig
 
 class GameAdapter(private val activity: AppCompatActivity) :
     AbstractDiffAdapter<Game, GameAdapter.GameViewHolder>(exact = false) {
@@ -229,6 +232,8 @@ class GameAdapter(private val activity: AppCompatActivity) :
                 binding.root.findNavController().navigate(action)
             }
 
+            val preferences = PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
+
             if (NativeLibrary.gameRequiresFirmware(game.programId) && !NativeLibrary.isFirmwareAvailable()) {
                 MaterialAlertDialogBuilder(activity)
                     .setTitle(R.string.loader_requires_firmware)
@@ -243,6 +248,23 @@ class GameAdapter(private val activity: AppCompatActivity) :
                     }
                     .setNegativeButton(android.R.string.cancel) { _, _ -> }
                     .show()
+            } else if (BooleanSetting.DISABLE_NCA_VERIFICATION.getBoolean(false) && !preferences.getBoolean(
+                    Settings.PREF_HIDE_NCA_POPUP, false)) {
+                MaterialAlertDialogBuilder(activity)
+                    .setTitle(R.string.nca_verification_disabled)
+                    .setMessage(activity.getString(R.string.nca_verification_disabled_description))
+                    .setPositiveButton(android.R.string.ok) { _, _ ->
+                        launch()
+                    }
+                    .setNeutralButton(R.string.dont_show_again) { _, _ ->
+                        preferences.edit {
+                            putBoolean(Settings.PREF_HIDE_NCA_POPUP, true)
+                        }
+
+                        launch()
+                    }
+                    .setNegativeButton(android.R.string.cancel) { _, _ -> }
+                    .show()
             } else {
                 launch()
             }
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/BooleanSetting.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/BooleanSetting.kt
index 3c5b9003de..6d4bfd97ac 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/BooleanSetting.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/BooleanSetting.kt
@@ -35,6 +35,7 @@ enum class BooleanSetting(override val key: String) : AbstractBooleanSetting {
     RENDERER_SAMPLE_SHADING("sample_shading"),
     PICTURE_IN_PICTURE("picture_in_picture"),
     USE_CUSTOM_RTC("custom_rtc_enabled"),
+    DISABLE_NCA_VERIFICATION("disable_nca_verification"),
     BLACK_BACKGROUNDS("black_backgrounds"),
     JOYSTICK_REL_CENTER("joystick_rel_center"),
     DPAD_SLIDE("dpad_slide"),
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
index a52f582031..2564849ef4 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
@@ -37,6 +37,7 @@ object Settings {
     const val PREF_SHOULD_SHOW_PRE_ALPHA_WARNING = "ShouldShowPreAlphaWarning"
     const val PREF_SHOULD_SHOW_EDENS_VEIL_DIALOG = "ShouldShowEdensVeilDialog"
     const val PREF_MEMORY_WARNING_SHOWN = "MemoryWarningShown"
+    const val PREF_HIDE_NCA_POPUP = "HideNCAVerificationPopup"
     const val SECTION_STATS_OVERLAY = "Stats Overlay"
 
     // Deprecated input overlay preference keys
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt
index a689b6ce76..883d8efaef 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt
@@ -297,7 +297,13 @@ abstract class SettingsItem(
                     descriptionId = R.string.use_custom_rtc_description
                 )
             )
-
+            put(
+                SwitchSetting(
+                    BooleanSetting.DISABLE_NCA_VERIFICATION,
+                    titleId = R.string.disable_nca_verification,
+                    descriptionId = R.string.disable_nca_verification_description
+                )
+            )
             put(
                 StringInputSetting(
                     StringSetting.WEB_TOKEN,
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt
index 14d62ceec3..630bcb0d74 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt
@@ -210,6 +210,7 @@ class SettingsFragmentPresenter(
             add(IntSetting.LANGUAGE_INDEX.key)
             add(BooleanSetting.USE_CUSTOM_RTC.key)
             add(LongSetting.CUSTOM_RTC.key)
+            add(BooleanSetting.DISABLE_NCA_VERIFICATION.key)
 
             add(HeaderSetting(R.string.network))
             add(StringSetting.WEB_TOKEN.key)
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/HomeViewModel.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/HomeViewModel.kt
index 97a60ee184..a06abb394f 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/HomeViewModel.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/HomeViewModel.kt
@@ -31,9 +31,6 @@ class HomeViewModel : ViewModel() {
     private val _checkKeys = MutableStateFlow(false)
     val checkKeys = _checkKeys.asStateFlow()
 
-    private val _checkFirmware = MutableStateFlow(false)
-    val checkFirmware = _checkFirmware.asStateFlow()
-
     var navigatedToSetup = false
 
     fun setStatusBarShadeVisibility(visible: Boolean) {
@@ -66,8 +63,4 @@ class HomeViewModel : ViewModel() {
     fun setCheckKeys(value: Boolean) {
         _checkKeys.value = value
     }
-
-    fun setCheckFirmware(value: Boolean) {
-        _checkFirmware.value = value
-    }
 }
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
index e8dd566f79..cfed4d08ec 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
@@ -142,16 +142,6 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
             checkedDecryption = true
         }
 
-        if (!checkedFirmware) {
-            val firstTimeSetup = PreferenceManager.getDefaultSharedPreferences(applicationContext)
-                .getBoolean(Settings.PREF_FIRST_APP_LAUNCH, true)
-            if (!firstTimeSetup) {
-                checkFirmware()
-                showPreAlphaWarningDialog()
-            }
-            checkedFirmware = true
-        }
-
         WindowCompat.setDecorFitsSystemWindows(window, false)
         window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING)
 
@@ -198,13 +188,6 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
             if (it) checkKeys()
         }
 
-        homeViewModel.checkFirmware.collect(
-            this,
-            resetState = { homeViewModel.setCheckFirmware(false) }
-        ) {
-            if (it) checkFirmware()
-        }
-
         setInsets()
     }
 
@@ -243,21 +226,6 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
             ).show(supportFragmentManager, MessageDialogFragment.TAG)
         }
     }
-
-    private fun checkFirmware() {
-        val resultCode: Int = NativeLibrary.verifyFirmware()
-        if (resultCode == 0) return
-
-        val resultString: String =
-            resources.getStringArray(R.array.verifyFirmwareResults)[resultCode]
-
-        MessageDialogFragment.newInstance(
-            titleId = R.string.firmware_invalid,
-            descriptionString = resultString,
-            helpLinkId = R.string.firmware_missing_help
-        ).show(supportFragmentManager, MessageDialogFragment.TAG)
-    }
-
     override fun onSaveInstanceState(outState: Bundle) {
         super.onSaveInstanceState(outState)
         outState.putBoolean(CHECKED_DECRYPTION, checkedDecryption)
@@ -434,7 +402,6 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
                     cacheFirmwareDir.copyRecursively(firmwarePath, true)
                     NativeLibrary.initializeSystem(true)
                     homeViewModel.setCheckKeys(true)
-                    homeViewModel.setCheckFirmware(true)
                     getString(R.string.save_file_imported_success)
                 }
             } catch (e: Exception) {
@@ -464,7 +431,6 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
                     // Optionally reinitialize the system or perform other necessary steps
                     NativeLibrary.initializeSystem(true)
                     homeViewModel.setCheckKeys(true)
-                    homeViewModel.setCheckFirmware(true)
                     messageToShow = getString(R.string.firmware_uninstalled_success)
                 } else {
                     messageToShow = getString(R.string.firmware_uninstalled_failure)
diff --git a/src/android/app/src/main/jni/native.cpp b/src/android/app/src/main/jni/native.cpp
index f8f175d313..306b7e2a4c 100644
--- a/src/android/app/src/main/jni/native.cpp
+++ b/src/android/app/src/main/jni/native.cpp
@@ -596,6 +596,8 @@ jstring Java_org_yuzu_yuzu_1emu_utils_GpuDriverHelper_getGpuModel(JNIEnv *env, j
 
     const std::string model_name{device.GetModelName()};
 
+    window.release();
+
     return Common::Android::ToJString(env, model_name);
 }
 
diff --git a/src/android/app/src/main/res/values-ar/strings.xml b/src/android/app/src/main/res/values-ar/strings.xml
index ed3fc76f3b..c705ae08f1 100644
--- a/src/android/app/src/main/res/values-ar/strings.xml
+++ b/src/android/app/src/main/res/values-ar/strings.xml
@@ -498,6 +498,8 @@
     <string name="use_custom_rtc">ساعة مخصصة في الوقت الحقيقي</string>
     <string name="use_custom_rtc_description">يسمح لك بتعيين ساعة مخصصة في الوقت الفعلي منفصلة عن وقت النظام الحالي لديك</string>
     <string name="set_custom_rtc">تعيين ساعة مخصصة في الوقت الحقيقي</string>
+    <string name="disable_nca_verification">تعطيل التحقق من NCA</string>
+    <string name="disable_nca_verification_description">يعطل التحقق من سلامة أرشيفات محتوى NCA. قد يحسن هذا من سرعة التحميل لكنه يخاطر بتلف البيانات أو تمرير ملفات غير صالحة دون اكتشاف. ضروري لجعل الألعاب والتحديثات التي تتطلب نظامًا أساسيًا 20+ تعمل.</string>
 
     <!-- Network settings strings -->
     <string name="generate">توليد</string>
diff --git a/src/android/app/src/main/res/values-ckb/strings.xml b/src/android/app/src/main/res/values-ckb/strings.xml
index 34b1ae6252..af0eeeaa45 100644
--- a/src/android/app/src/main/res/values-ckb/strings.xml
+++ b/src/android/app/src/main/res/values-ckb/strings.xml
@@ -482,6 +482,8 @@
     <string name="use_custom_rtc">RTCی تایبەتمەند</string>
     <string name="use_custom_rtc_description">ڕێگەت پێدەدات کاتژمێرێکی کاتی ڕاستەقینەی تایبەتمەند دابنێیت کە جیاوازە لە کاتی ئێستای سیستەمەکەت.</string>
     <string name="set_custom_rtc">دانانی RTCی تایبەتمەند</string>
+    <string name="disable_nca_verification">ناچالاککردنی پشکنینی NCA</string>
+    <string name="disable_nca_verification_description">پشکنینی پێکهاتەی ئارشیڤەکانی ناوەڕۆکی NCA ناچالاک دەکات. ئەمە لەوانەیە خێرایی بارکردن به‌ره‌وپێش ببات، بەڵام مەترسی لەناوچوونی داتا یان ئەوەی فایلە نادروستەکان بەبێ ئەوەی دۆزرایەوە تێپەڕبن زیاتر دەکات. بۆ ئەوەی یاری و نوێکردنەوەکان کار بکەن کە پێویستی بە فریموێری 20+ هەیە زۆر پێویستە.</string>
 
     <!-- Network settings strings -->
     <string name="generate">بەرهەم هێنان</string>
diff --git a/src/android/app/src/main/res/values-cs/strings.xml b/src/android/app/src/main/res/values-cs/strings.xml
index 293524271e..8d42b8303f 100644
--- a/src/android/app/src/main/res/values-cs/strings.xml
+++ b/src/android/app/src/main/res/values-cs/strings.xml
@@ -458,6 +458,8 @@
     <string name="use_custom_rtc">Vlastní RTC</string>
     <string name="use_custom_rtc_description">Vlastní nastavení času</string>
     <string name="set_custom_rtc">Nastavit vlastní RTC</string>
+    <string name="disable_nca_verification">Zakázat ověřování NCA</string>
+    <string name="disable_nca_verification_description">Zakáže ověřování integrity archivů obsahu NCA. To může zlepšit rychlost načítání, ale hrozí poškození dat nebo neodhalení neplatných souborů. Je nutné, aby fungovaly hry a aktualizace vyžadující firmware 20+.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Generovat</string>
diff --git a/src/android/app/src/main/res/values-de/strings.xml b/src/android/app/src/main/res/values-de/strings.xml
index 46ae9ba7fe..907b114388 100644
--- a/src/android/app/src/main/res/values-de/strings.xml
+++ b/src/android/app/src/main/res/values-de/strings.xml
@@ -486,6 +486,8 @@ Wird der Handheld-Modus verwendet, verringert es die Auflösung und erhöht die
     <string name="select_rtc_date">RTC-Datum auswählen</string>
     <string name="select_rtc_time">RTC-Zeit auswählen</string>
     <string name="use_custom_rtc">Benutzerdefinierte Echtzeituhr</string>
+    <string name="disable_nca_verification">NCA-Verifizierung deaktivieren</string>
+    <string name="disable_nca_verification_description">Deaktiviert die Integritätsprüfung von NCA-Inhaltsarchiven. Dies kann die Ladegeschwindigkeit verbessern, riskiert jedoch Datenbeschädigung oder dass ungültige Dateien unentdeckt bleiben. Ist notwendig, um Spiele und Updates, die Firmware 20+ benötigen, zum Laufen zu bringen.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Generieren</string>
diff --git a/src/android/app/src/main/res/values-es/strings.xml b/src/android/app/src/main/res/values-es/strings.xml
index 8712f455de..12b7183cae 100644
--- a/src/android/app/src/main/res/values-es/strings.xml
+++ b/src/android/app/src/main/res/values-es/strings.xml
@@ -506,6 +506,8 @@
     <string name="use_custom_rtc">RTC personalizado</string>
     <string name="use_custom_rtc_description">Te permite tener un reloj personalizado en tiempo real diferente del tiempo del propio sistema.</string>
     <string name="set_custom_rtc">Configurar RTC personalizado</string>
+    <string name="disable_nca_verification">Desactivar verificación NCA</string>
+    <string name="disable_nca_verification_description">Desactiva la verificación de integridad de los archivos de contenido NCA. Esto puede mejorar la velocidad de carga, pero arriesga corrupción de datos o que archivos inválidos pasen desapercibidos. Es necesario para que funcionen juegos y actualizaciones que requieren firmware 20+.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Generar</string>
diff --git a/src/android/app/src/main/res/values-fa/strings.xml b/src/android/app/src/main/res/values-fa/strings.xml
index 07ff8ff4e0..d7ac1b770a 100644
--- a/src/android/app/src/main/res/values-fa/strings.xml
+++ b/src/android/app/src/main/res/values-fa/strings.xml
@@ -504,6 +504,8 @@
     <string name="use_custom_rtc">زمان سفارشی</string>
     <string name="use_custom_rtc_description">به شما امکان می‌دهد یک ساعت سفارشی جدا از زمان فعلی سیستم خود تنظیم کنید.</string>
     <string name="set_custom_rtc">تنظیم زمان سفارشی</string>
+    <string name="disable_nca_verification">غیرفعال کردن تأیید اعتبار NCA</string>
+    <string name="disable_nca_verification_description">بررسی صحت آرشیوهای محتوای NCA را غیرفعال می‌کند. این ممکن است سرعت بارگذاری را بهبود بخشد اما خطر خرابی داده یا تشخیص داده نشدن فایل‌های نامعتبر را به همراه دارد. برای کار کردن بازی‌ها و به‌روزرسانی‌هایی که به فرمور ۲۰+ نیاز دارند، ضروری است.</string>
 
     <!-- Network settings strings -->
     <string name="generate">تولید</string>
diff --git a/src/android/app/src/main/res/values-fr/strings.xml b/src/android/app/src/main/res/values-fr/strings.xml
index 2e06ac98e1..62e67a6fee 100644
--- a/src/android/app/src/main/res/values-fr/strings.xml
+++ b/src/android/app/src/main/res/values-fr/strings.xml
@@ -506,6 +506,8 @@
     <string name="use_custom_rtc">RTC personnalisé</string>
     <string name="use_custom_rtc_description">Vous permet de définir une horloge en temps réel personnalisée distincte de l\'heure actuelle de votre système.</string>
     <string name="set_custom_rtc">Définir l\'horloge RTC personnalisée</string>
+    <string name="disable_nca_verification">Désactiver la vérification NCA</string>
+    <string name="disable_nca_verification_description">Désactive la vérification d\'intégrité des archives de contenu NCA. Cela peut améliorer la vitesse de chargement mais risque une corruption des données ou que des fichiers invalides ne soient pas détectés. Est nécessaire pour faire fonctionner les jeux et mises à jour nécessitant un firmware 20+.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Générer</string>
diff --git a/src/android/app/src/main/res/values-he/strings.xml b/src/android/app/src/main/res/values-he/strings.xml
index c0c835d633..ec5b526ce0 100644
--- a/src/android/app/src/main/res/values-he/strings.xml
+++ b/src/android/app/src/main/res/values-he/strings.xml
@@ -505,6 +505,8 @@
     <string name="use_custom_rtc">RTC מותאם אישית</string>
     <string name="use_custom_rtc_description">מאפשר לך לקבוע שעון זמן אמת נפרד משעון המערכת שלך.</string>
     <string name="set_custom_rtc">קבע RTC מותאם אישית</string>
+    <string name="disable_nca_verification">השבת אימות NCA</string>
+    <string name="disable_nca_verification_description">משבית את אימות השלמות של ארכיוני התוכן של NCA. זה עשוי לשפר את מהירות הטעינה אך מסתכן בשחיקת נתונים או שמא קבצים לא חוקיים יעברו ללא זיהוי. זה הכרחי כדי לגרום למשחקים ועדכונים הדורשים firmware 20+ לעבוד.</string>
 
     <!-- Network settings strings -->
     <string name="generate">יצירה</string>
diff --git a/src/android/app/src/main/res/values-hu/strings.xml b/src/android/app/src/main/res/values-hu/strings.xml
index 46a5ac7cce..b45692f147 100644
--- a/src/android/app/src/main/res/values-hu/strings.xml
+++ b/src/android/app/src/main/res/values-hu/strings.xml
@@ -501,6 +501,8 @@
     <string name="use_custom_rtc">Egyéni RTC</string>
     <string name="use_custom_rtc_description">Megadhatsz egy valós idejű órát, amely eltér a rendszer által használt órától.</string>
     <string name="set_custom_rtc">Egyéni RTC beállítása</string>
+    <string name="disable_nca_verification">NCA ellenőrzés letiltása</string>
+    <string name="disable_nca_verification_description">Letiltja az NCA tartalomarchívumok integritás-ellenőrzését. Ez javíthatja a betöltési sebességet, de az adatsérülés vagy az érvénytelen fájlok észrevétlen maradásának kockázatával jár. Elengedhetetlen a 20+ firmware-et igénylő játékok és frissítések működtetéséhez.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Generálás</string>
diff --git a/src/android/app/src/main/res/values-id/strings.xml b/src/android/app/src/main/res/values-id/strings.xml
index cffb526ad5..1817fc654a 100644
--- a/src/android/app/src/main/res/values-id/strings.xml
+++ b/src/android/app/src/main/res/values-id/strings.xml
@@ -502,6 +502,8 @@
     <string name="use_custom_rtc">RTC Kustom</string>
     <string name="use_custom_rtc_description">Memungkinkan Anda untuk mengatur jam waktu nyata kustom yang terpisah dari waktu sistem saat ini Anda.</string>
     <string name="set_custom_rtc">Setel RTC Kustom</string>
+    <string name="disable_nca_verification">Nonaktifkan Verifikasi NCA</string>
+    <string name="disable_nca_verification_description">Menonaktifkan verifikasi integritas arsip konten NCA. Ini dapat meningkatkan kecepatan pemuatan tetapi berisiko kerusakan data atau file yang tidak valid tidak terdeteksi. Diperlukan untuk membuat game dan pembaruan yang membutuhkan firmware 20+ bekerja.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Hasilkan</string>
diff --git a/src/android/app/src/main/res/values-it/strings.xml b/src/android/app/src/main/res/values-it/strings.xml
index cb234cf61e..ff3706dd40 100644
--- a/src/android/app/src/main/res/values-it/strings.xml
+++ b/src/android/app/src/main/res/values-it/strings.xml
@@ -505,6 +505,8 @@
     <string name="use_custom_rtc">RTC Personalizzato</string>
     <string name="use_custom_rtc_description">Ti permette di impostare un orologio in tempo reale personalizzato, completamente separato da quello di sistema.</string>
     <string name="set_custom_rtc">Imposta un orologio in tempo reale personalizzato</string>
+    <string name="disable_nca_verification">Disabilita verifica NCA</string>
+    <string name="disable_nca_verification_description">Disabilita la verifica dell\'integrità degli archivi di contenuto NCA. Può migliorare la velocità di caricamento ma rischia il danneggiamento dei dati o che file non validi passino inosservati. Necessario per far funzionare giochi e aggiornamenti che richiedono il firmware 20+.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Genera</string>
diff --git a/src/android/app/src/main/res/values-ja/strings.xml b/src/android/app/src/main/res/values-ja/strings.xml
index abedb1e0bc..a6c1ebf8ab 100644
--- a/src/android/app/src/main/res/values-ja/strings.xml
+++ b/src/android/app/src/main/res/values-ja/strings.xml
@@ -491,6 +491,8 @@
     <string name="use_custom_rtc">カスタム RTC</string>
     <string name="use_custom_rtc_description">現在のシステム時間とは別に、任意のリアルタイムクロックを設定できます。</string>
     <string name="set_custom_rtc">カスタムRTCを設定</string>
+    <string name="disable_nca_verification">NCA検証を無効化</string>
+    <string name="disable_nca_verification_description">NCAコンテンツアーカイブの整合性検証を無効にします。読み込み速度が向上する可能性がありますが、データ破損や不正なファイルが検出されないリスクがあります。ファームウェア20以上が必要なゲームや更新を動作させるために必要です。</string>
 
     <!-- Network settings strings -->
     <string name="generate">生成</string>
diff --git a/src/android/app/src/main/res/values-ko/strings.xml b/src/android/app/src/main/res/values-ko/strings.xml
index c6d9457744..01e2c5f4c0 100644
--- a/src/android/app/src/main/res/values-ko/strings.xml
+++ b/src/android/app/src/main/res/values-ko/strings.xml
@@ -501,6 +501,8 @@
     <string name="use_custom_rtc">사용자 지정 RTC</string>
     <string name="use_custom_rtc_description">현재 시스템 시간과 별도로 사용자 지정 RTC를 설정할 수 있습니다.</string>
     <string name="set_custom_rtc">사용자 지정 RTC 설정</string>
+    <string name="disable_nca_verification">NCA 검증 비활성화</string>
+    <string name="disable_nca_verification_description">NCA 콘텐츠 아카이브의 무결성 검증을 비활성화합니다. 로딩 속도를 향상시킬 수 있지만 데이터 손상이나 유효하지 않은 파일이 미검증될 위험이 있습니다. 펌웨어 20+가 필요한 게임 및 업데이트를 실행하려면 필요합니다.</string>
 
     <!-- Network settings strings -->
     <string name="generate">생성</string>
diff --git a/src/android/app/src/main/res/values-nb/strings.xml b/src/android/app/src/main/res/values-nb/strings.xml
index 3cc4c6d12c..90c0dbf05e 100644
--- a/src/android/app/src/main/res/values-nb/strings.xml
+++ b/src/android/app/src/main/res/values-nb/strings.xml
@@ -482,6 +482,8 @@
     <string name="use_custom_rtc">Tilpasset Sannhetstidsklokke</string>
     <string name="use_custom_rtc_description">Gjør det mulig å stille inn en egendefinert sanntidsklokke separat fra den gjeldende systemtiden.</string>
     <string name="set_custom_rtc">Angi tilpasset RTC</string>
+    <string name="disable_nca_verification">Deaktiver NCA-verifisering</string>
+    <string name="disable_nca_verification_description">Deaktiverer integritetsverifisering av NCA-innholdsarkiv. Dette kan forbedre lastehastigheten, men medfører risiko for datakorrupsjon eller at ugyldige filer ikke oppdages. Er nødvendig for å få spill og oppdateringer som trenger firmware 20+ til å fungere.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Generer</string>
diff --git a/src/android/app/src/main/res/values-pl/strings.xml b/src/android/app/src/main/res/values-pl/strings.xml
index b9858838e8..080064edaf 100644
--- a/src/android/app/src/main/res/values-pl/strings.xml
+++ b/src/android/app/src/main/res/values-pl/strings.xml
@@ -482,6 +482,8 @@
     <string name="use_custom_rtc">Niestandardowy RTC</string>
     <string name="use_custom_rtc_description">Ta opcja pozwala na wybranie własnych ustawień czasu używanych w czasie emulacji, innych niż czas systemu Android.</string>
     <string name="set_custom_rtc">Ustaw niestandardowy czas RTC</string>
+    <string name="disable_nca_verification">Wyłącz weryfikację NCA</string>
+    <string name="disable_nca_verification_description">Wyłącza weryfikację integralności archiwów zawartości NCA. Może to poprawić szybkość ładowania, ale niesie ryzyko uszkodzenia danych lub niezauważenia nieprawidłowych plików. Konieczne, aby działały gry i aktualizacje wymagające firmware\'u 20+.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Generuj</string>
diff --git a/src/android/app/src/main/res/values-pt-rBR/strings.xml b/src/android/app/src/main/res/values-pt-rBR/strings.xml
index 1296fad889..3dc1f83e6e 100644
--- a/src/android/app/src/main/res/values-pt-rBR/strings.xml
+++ b/src/android/app/src/main/res/values-pt-rBR/strings.xml
@@ -506,6 +506,8 @@
     <string name="use_custom_rtc">Data e hora personalizadas</string>
     <string name="use_custom_rtc_description">Permite a você configurar um relógio em tempo real separado do relógio do seu dispositivo.</string>
     <string name="set_custom_rtc">Definir um relógio em tempo real personalizado</string>
+    <string name="disable_nca_verification">Desativar verificação NCA</string>
+    <string name="disable_nca_verification_description">Desativa a verificação de integridade de arquivos de conteúdo NCA. Pode melhorar a velocidade de carregamento, mas arrisica corromper dados ou que arquivos inválidos passem despercebidos. É necessário para fazer jogos e atualizações que exigem firmware 20+ funcionarem.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Gerar</string>
diff --git a/src/android/app/src/main/res/values-pt-rPT/strings.xml b/src/android/app/src/main/res/values-pt-rPT/strings.xml
index a166907877..feb4950fcb 100644
--- a/src/android/app/src/main/res/values-pt-rPT/strings.xml
+++ b/src/android/app/src/main/res/values-pt-rPT/strings.xml
@@ -506,6 +506,8 @@
     <string name="use_custom_rtc">RTC personalizado</string>
     <string name="use_custom_rtc_description">Permite a você configurar um relógio em tempo real separado do relógio do seu dispositivo.</string>
     <string name="set_custom_rtc">Defina um relógio em tempo real personalizado</string>
+    <string name="disable_nca_verification">Desativar verificação NCA</string>
+    <string name="disable_nca_verification_description">Desativa a verificação de integridade dos arquivos de conteúdo NCA. Pode melhorar a velocidade de carregamento, mas arrisca a corrupção de dados ou que ficheiros inválidos passem despercebidos. É necessário para que jogos e atualizações que necessitam de firmware 20+ funcionem.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Gerar</string>
diff --git a/src/android/app/src/main/res/values-ru/strings.xml b/src/android/app/src/main/res/values-ru/strings.xml
index dc68c7b817..d56c94f10b 100644
--- a/src/android/app/src/main/res/values-ru/strings.xml
+++ b/src/android/app/src/main/res/values-ru/strings.xml
@@ -508,6 +508,8 @@
     <string name="use_custom_rtc">Пользовательский RTC</string>
     <string name="use_custom_rtc_description">Позволяет установить пользовательские часы реального времени отдельно от текущего системного времени.</string>
     <string name="set_custom_rtc">Установить пользовательский RTC</string>
+    <string name="disable_nca_verification">Отключить проверку NCA</string>
+    <string name="disable_nca_verification_description">Отключает проверку целостности архивов содержимого NCA. Может улучшить скорость загрузки, но есть риск повреждения данных или того, что недействительные файлы останутся незамеченными. Необходимо для работы игр и обновлений, требующих прошивку 20+.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Создать</string>
diff --git a/src/android/app/src/main/res/values-sr/strings.xml b/src/android/app/src/main/res/values-sr/strings.xml
index c547b3f761..5b444f6187 100644
--- a/src/android/app/src/main/res/values-sr/strings.xml
+++ b/src/android/app/src/main/res/values-sr/strings.xml
@@ -457,6 +457,8 @@
     <string name="use_custom_rtc">Цустом РТЦ</string>
     <string name="use_custom_rtc_description">Омогућава вам да поставите прилагођени сат у реалном времену одвојено од тренутног времена система.</string>
     <string name="set_custom_rtc">Подесите прилагођени РТЦ</string>
+    <string name="disable_nca_verification">Искључи верификацију НЦА</string>
+    <string name="disable_nca_verification_description">Искључује верификацију интегритета НЦА архива садржаја. Ово може побољшати брзину учитавања, али ризикује оштећење података или да неважећи фајлови прођу незапажено. Неопходно је да би игре и ажурирања која захтевају firmware 20+ радили.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Генериши</string>
diff --git a/src/android/app/src/main/res/values-uk/strings.xml b/src/android/app/src/main/res/values-uk/strings.xml
index b48a8a4a58..4ae61340dc 100644
--- a/src/android/app/src/main/res/values-uk/strings.xml
+++ b/src/android/app/src/main/res/values-uk/strings.xml
@@ -495,6 +495,8 @@
     <string name="use_custom_rtc">Свій RTC</string>
     <string name="use_custom_rtc_description">Дозволяє встановити власний час (Real-time clock, або RTC), відмінний від системного.</string>
     <string name="set_custom_rtc">Встановити RTC</string>
+    <string name="disable_nca_verification">Вимкнути перевірку NCA</string>
+    <string name="disable_nca_verification_description">Вимкає перевірку цілісності архівів вмісту NCA. Може покращити швидкість завантаження, але ризикує пошкодженням даних або тим, що недійсні файли залишаться непоміченими. Необхідно для роботи ігор та оновлень, які вимагають прошивки 20+.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Створити</string>
diff --git a/src/android/app/src/main/res/values-vi/strings.xml b/src/android/app/src/main/res/values-vi/strings.xml
index b19d437ceb..dd64fbca55 100644
--- a/src/android/app/src/main/res/values-vi/strings.xml
+++ b/src/android/app/src/main/res/values-vi/strings.xml
@@ -482,6 +482,8 @@
     <string name="use_custom_rtc">RTC tuỳ chỉnh</string>
     <string name="use_custom_rtc_description">Cho phép bạn thiết lập một đồng hồ thời gian thực tùy chỉnh riêng biệt so với thời gian hệ thống hiện tại.</string>
     <string name="set_custom_rtc">Thiết lập RTC tùy chỉnh</string>
+    <string name="disable_nca_verification">Tắt xác minh NCA</string>
+    <string name="disable_nca_verification_description">Tắt xác minh tính toàn vẹn của kho lưu trữ nội dung NCA. Có thể cải thiện tốc độ tải nhưng có nguy cơ hỏng dữ liệu hoặc các tệp không hợp lệ không bị phát hiện. Cần thiết để các trò chơi và bản cập nhật yêu cầu firmware 20+ hoạt động.</string>
 
     <!-- Network settings strings -->
     <string name="generate">Tạo</string>
diff --git a/src/android/app/src/main/res/values-zh-rCN/strings.xml b/src/android/app/src/main/res/values-zh-rCN/strings.xml
index 95ab14abd0..a12c00063f 100644
--- a/src/android/app/src/main/res/values-zh-rCN/strings.xml
+++ b/src/android/app/src/main/res/values-zh-rCN/strings.xml
@@ -500,6 +500,8 @@
     <string name="use_custom_rtc">自定义系统时间</string>
     <string name="use_custom_rtc_description">此选项允许您设置与目前系统时间相独立的自定义系统时钟。</string>
     <string name="set_custom_rtc">设置自定义系统时间</string>
+<string name="disable_nca_verification">禁用NCA验证</string>
+<string name="disable_nca_verification_description">禁用NCA内容存档的完整性验证。可能会提高加载速度，但存在数据损坏或无效文件未被检测到的风险。对于需要固件20+的游戏和更新是必需的。</string>
 
     <!-- Network settings strings -->
     <string name="generate">生成</string>
diff --git a/src/android/app/src/main/res/values-zh-rTW/strings.xml b/src/android/app/src/main/res/values-zh-rTW/strings.xml
index 8640875f2c..a125553102 100644
--- a/src/android/app/src/main/res/values-zh-rTW/strings.xml
+++ b/src/android/app/src/main/res/values-zh-rTW/strings.xml
@@ -505,6 +505,8 @@
     <string name="use_custom_rtc">自訂 RTC</string>
     <string name="use_custom_rtc_description">允許您設定與您的目前系統時間相互獨立的自訂即時時鐘。</string>
     <string name="set_custom_rtc">設定自訂 RTC</string>
+    <string name="disable_nca_verification">停用NCA驗證</string>
+    <string name="disable_nca_verification_description">停用NCA內容存檔的完整性驗證。可能會提高載入速度，但存在資料損毀或無效檔案未被偵測到的風險。對於需要韌體20+的遊戲和更新是必需的。</string>
 
     <!-- Network settings strings -->
     <string name="generate">生成</string>
diff --git a/src/android/app/src/main/res/values/strings.xml b/src/android/app/src/main/res/values/strings.xml
index 7124ba41b4..2c7923d5a3 100644
--- a/src/android/app/src/main/res/values/strings.xml
+++ b/src/android/app/src/main/res/values/strings.xml
@@ -474,6 +474,8 @@
     <string name="use_custom_rtc">Custom RTC</string>
     <string name="use_custom_rtc_description">Allows you to set a custom real-time clock separate from your current system time.</string>
     <string name="set_custom_rtc">Set custom RTC</string>
+    <string name="disable_nca_verification">Disable NCA Verification</string>
+    <string name="disable_nca_verification_description">Disables integrity verification of NCA content archives. This may improve loading speed but risks data corruption or invalid files going undetected. Some games that require firmware versions 20+ may need this as well.</string>
 
     <string name="generate">Generate</string>
 
@@ -782,6 +784,9 @@
     <string name="loader_requires_firmware">Game Requires Firmware</string>
     <string name="loader_requires_firmware_description"><![CDATA[The game you are trying to launch requires firmware to boot or to get past the opening menu. Please <a href="https://yuzu-mirror.github.io/help/quickstart"> dump and install firmware</a>, or press "OK" to launch anyways.]]></string>
 
+    <string name="nca_verification_disabled">NCA Verification Disabled</string>
+    <string name="nca_verification_disabled_description">This is required to run new games and updates, but may cause instability or crashes if NCA files are corrupt, modified, or tampered with. If unsure, re-enable verification in Advanced Settings -> System, and use firmware versions of 19.0.1 or below.</string>
+
     <!-- Intent Launch strings -->
     <string name="searching_for_game">Searching for game...</string>
     <string name="game_not_found_for_title_id">Game not found for Title ID: %1$s</string>
diff --git a/src/audio_core/common/feature_support.h b/src/audio_core/common/feature_support.h
index eef2a844ba..cd83df3832 100644
--- a/src/audio_core/common/feature_support.h
+++ b/src/audio_core/common/feature_support.h
@@ -13,7 +13,7 @@
 #include "common/polyfill_ranges.h"
 
 namespace AudioCore {
-constexpr u32 CurrentRevision = 13;
+constexpr u32 CurrentRevision = 15;
 
 enum class SupportTags {
     CommandProcessingTimeEstimatorVersion4,
diff --git a/src/common/settings.h b/src/common/settings.h
index b657dc8658..047dfc800a 100644
--- a/src/common/settings.h
+++ b/src/common/settings.h
@@ -217,7 +217,8 @@ struct Values {
                                              true,
                                              true,
                                              &use_speed_limit};
-    SwitchableSetting<bool> sync_core_speed{linkage, false, "sync_core_speed", Category::Core, Specialization::Default};
+    SwitchableSetting<bool> sync_core_speed{linkage, false, "sync_core_speed", Category::Core,
+                                            Specialization::Default};
 
     // Memory
 #ifdef HAS_NCE
@@ -624,7 +625,11 @@ struct Values {
                                     linkage, 0,    "rng_seed",       Category::System, Specialization::Hex,
                                     true,    true, &rng_seed_enabled};
     Setting<std::string> device_name{
-                                     linkage, "Eden", "device_name", Category::System, Specialization::Default, true, true};
+        linkage, "Eden", "device_name", Category::System, Specialization::Default, true, true};
+    SwitchableSetting<bool> disable_nca_verification{linkage, true, "disable_nca_verification",
+                                                     Category::System, Specialization::Default};
+    Setting<bool> hide_nca_verification_popup{
+        linkage, false, "hide_nca_verification_popup", Category::System, Specialization::Default};
 
     Setting<s32> current_user{linkage, 0, "current_user", Category::System};
 
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index eab506f194..33990d61a5 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -88,6 +88,8 @@ add_library(core STATIC
     file_sys/fssystem/fssystem_crypto_configuration.h
     file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.cpp
     file_sys/fssystem/fssystem_hierarchical_integrity_verification_storage.h
+    file_sys/fssystem/fssystem_hierarchical_sha3_storage.cpp
+    file_sys/fssystem/fssystem_hierarchical_sha3_storage.h
     file_sys/fssystem/fssystem_hierarchical_sha256_storage.cpp
     file_sys/fssystem/fssystem_hierarchical_sha256_storage.h
     file_sys/fssystem/fssystem_indirect_storage.cpp
@@ -102,6 +104,7 @@ add_library(core STATIC
     file_sys/fssystem/fssystem_nca_header.cpp
     file_sys/fssystem/fssystem_nca_header.h
     file_sys/fssystem/fssystem_nca_reader.cpp
+    file_sys/fssystem/fssystem_passthrough_storage.h
     file_sys/fssystem/fssystem_pooled_buffer.cpp
     file_sys/fssystem/fssystem_pooled_buffer.h
     file_sys/fssystem/fssystem_sparse_storage.cpp
diff --git a/src/core/file_sys/fssystem/fssystem_bucket_tree.cpp b/src/core/file_sys/fssystem/fssystem_bucket_tree.cpp
index af8541009e..615a624f4f 100644
--- a/src/core/file_sys/fssystem/fssystem_bucket_tree.cpp
+++ b/src/core/file_sys/fssystem/fssystem_bucket_tree.cpp
@@ -1,6 +1,10 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/settings.h"
 #include "core/file_sys/errors.h"
 #include "core/file_sys/fssystem/fssystem_bucket_tree.h"
 #include "core/file_sys/fssystem/fssystem_bucket_tree_utils.h"
@@ -233,7 +237,10 @@ Result BucketTree::Initialize(VirtualFile node_storage, VirtualFile entry_storag
 void BucketTree::Initialize(size_t node_size, s64 end_offset) {
     ASSERT(NodeSizeMin <= node_size && node_size <= NodeSizeMax);
     ASSERT(Common::IsPowerOfTwo(node_size));
-    ASSERT(end_offset > 0);
+
+    if (!Settings::values.disable_nca_verification.GetValue()) {
+        ASSERT(end_offset > 0);
+    }
     ASSERT(!this->IsInitialized());
 
     m_node_size = node_size;
diff --git a/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.cpp b/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.cpp
index a68fd973c9..e8669a4a7d 100644
--- a/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.cpp
+++ b/src/core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.cpp
@@ -5,22 +5,9 @@
 #include "common/scope_exit.h"
 #include "core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.h"
 
-namespace FileSys {
-
-namespace {
+#include <cmath>
 
-s32 Log2(s32 value) {
-    ASSERT(value > 0);
-    ASSERT(Common::IsPowerOfTwo(value));
-
-    s32 log = 0;
-    while ((value >>= 1) > 0) {
-        ++log;
-    }
-    return log;
-}
-
-} // namespace
+namespace FileSys {
 
 Result HierarchicalSha256Storage::Initialize(VirtualFile* base_storages, s32 layer_count,
                                              size_t htbs, void* hash_buf, size_t hash_buf_size) {
@@ -31,7 +18,8 @@ Result HierarchicalSha256Storage::Initialize(VirtualFile* base_storages, s32 lay
 
     // Set size tracking members.
     m_hash_target_block_size = static_cast<s32>(htbs);
-    m_log_size_ratio = Log2(m_hash_target_block_size / HashSize);
+    m_log_size_ratio =
+        static_cast<s32>(std::log2(static_cast<double>(m_hash_target_block_size) / HashSize));
 
     // Get the base storage size.
     m_base_storage_size = base_storages[2]->GetSize();
diff --git a/src/core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.cpp b/src/core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.cpp
new file mode 100644
index 0000000000..d58f2ee9be
--- /dev/null
+++ b/src/core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.cpp
@@ -0,0 +1,57 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "common/alignment.h"
+#include "common/scope_exit.h"
+#include "core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.h"
+
+#include <cmath>
+
+namespace FileSys {
+
+Result HierarchicalSha3Storage::Initialize(VirtualFile* base_storages, s32 layer_count, size_t htbs,
+                                           void* hash_buf, size_t hash_buf_size) {
+    ASSERT(layer_count == LayerCount);
+    ASSERT(Common::IsPowerOfTwo(htbs));
+    ASSERT(hash_buf != nullptr);
+
+    m_hash_target_block_size = static_cast<s32>(htbs);
+    m_log_size_ratio =
+        static_cast<s32>(std::log2(static_cast<double>(m_hash_target_block_size) / HashSize));
+
+    m_base_storage_size = base_storages[2]->GetSize();
+    {
+        auto size_guard = SCOPE_GUARD {
+            m_base_storage_size = 0;
+        };
+        R_UNLESS(m_base_storage_size <= static_cast<s64>(HashSize)
+                                            << m_log_size_ratio << m_log_size_ratio,
+                 ResultHierarchicalSha256BaseStorageTooLarge);
+        size_guard.Cancel();
+    }
+
+    m_base_storage = base_storages[2];
+    m_hash_buffer = static_cast<char*>(hash_buf);
+    m_hash_buffer_size = hash_buf_size;
+
+    std::array<u8, HashSize> master_hash{};
+    base_storages[0]->ReadObject(std::addressof(master_hash));
+
+    s64 hash_storage_size = base_storages[1]->GetSize();
+    ASSERT(Common::IsAligned(hash_storage_size, HashSize));
+    ASSERT(hash_storage_size <= m_hash_target_block_size);
+    ASSERT(hash_storage_size <= static_cast<s64>(m_hash_buffer_size));
+
+    base_storages[1]->Read(reinterpret_cast<u8*>(m_hash_buffer),
+                           static_cast<size_t>(hash_storage_size), 0);
+    R_SUCCEED();
+}
+
+size_t HierarchicalSha3Storage::Read(u8* buffer, size_t size, size_t offset) const {
+    if (size == 0)
+        return size;
+    ASSERT(buffer != nullptr);
+    return m_base_storage->Read(buffer, size, offset);
+}
+
+} // namespace FileSys
diff --git a/src/core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.h b/src/core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.h
new file mode 100644
index 0000000000..2db7bb28e1
--- /dev/null
+++ b/src/core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.h
@@ -0,0 +1,44 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <mutex>
+
+#include "core/file_sys/errors.h"
+#include "core/file_sys/fssystem/fs_i_storage.h"
+#include "core/file_sys/vfs/vfs.h"
+
+namespace FileSys {
+
+class HierarchicalSha3Storage : public IReadOnlyStorage {
+    YUZU_NON_COPYABLE(HierarchicalSha3Storage);
+    YUZU_NON_MOVEABLE(HierarchicalSha3Storage);
+
+public:
+    static constexpr s32 LayerCount = 3;
+    static constexpr size_t HashSize = 256 / 8; // SHA3-256
+
+public:
+    HierarchicalSha3Storage() : m_mutex() {}
+
+    Result Initialize(VirtualFile* base_storages, s32 layer_count, size_t htbs, void* hash_buf,
+                      size_t hash_buf_size);
+
+    virtual size_t GetSize() const override {
+        return m_base_storage->GetSize();
+    }
+
+    virtual size_t Read(u8* buffer, size_t length, size_t offset) const override;
+
+private:
+    VirtualFile m_base_storage;
+    s64 m_base_storage_size{};
+    char* m_hash_buffer{};
+    size_t m_hash_buffer_size{};
+    s32 m_hash_target_block_size{};
+    s32 m_log_size_ratio{};
+    std::mutex m_mutex;
+};
+
+} // namespace FileSys
diff --git a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp
index ab5a7984e3..1bc7039318 100644
--- a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp
+++ b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.cpp
@@ -1,6 +1,10 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include "common/settings.h"
 #include "core/file_sys/fssystem/fssystem_aes_ctr_counter_extended_storage.h"
 #include "core/file_sys/fssystem/fssystem_aes_ctr_storage.h"
 #include "core/file_sys/fssystem/fssystem_aes_xts_storage.h"
@@ -10,10 +14,12 @@
 #include "core/file_sys/fssystem/fssystem_hierarchical_sha256_storage.h"
 #include "core/file_sys/fssystem/fssystem_indirect_storage.h"
 #include "core/file_sys/fssystem/fssystem_integrity_romfs_storage.h"
+#include "core/file_sys/fssystem/fssystem_passthrough_storage.h"
 #include "core/file_sys/fssystem/fssystem_memory_resource_buffer_hold_storage.h"
 #include "core/file_sys/fssystem/fssystem_nca_file_system_driver.h"
 #include "core/file_sys/fssystem/fssystem_sparse_storage.h"
 #include "core/file_sys/fssystem/fssystem_switch_storage.h"
+#include "core/file_sys/fssystem/fssystem_hierarchical_sha3_storage.h"
 #include "core/file_sys/vfs/vfs_offset.h"
 #include "core/file_sys/vfs/vfs_vector.h"
 
@@ -299,18 +305,24 @@ Result NcaFileSystemDriver::CreateStorageByRawStorage(VirtualFile* out,
     // Process hash/integrity layer.
     switch (header_reader->GetHashType()) {
     case NcaFsHeader::HashType::HierarchicalSha256Hash:
-        R_TRY(this->CreateSha256Storage(std::addressof(storage), std::move(storage),
-                                        header_reader->GetHashData().hierarchical_sha256_data));
+        R_TRY(CreateSha256Storage(&storage, std::move(storage),
+                                  header_reader->GetHashData().hierarchical_sha256_data));
         break;
     case NcaFsHeader::HashType::HierarchicalIntegrityHash:
-        R_TRY(this->CreateIntegrityVerificationStorage(
-            std::addressof(storage), std::move(storage),
-            header_reader->GetHashData().integrity_meta_info));
+        R_TRY(CreateIntegrityVerificationStorage(&storage, std::move(storage),
+                                                 header_reader->GetHashData().integrity_meta_info));
+        break;
+    case NcaFsHeader::HashType::HierarchicalSha3256Hash:
+        R_TRY(CreateSha3Storage(&storage, std::move(storage),
+                                header_reader->GetHashData().hierarchical_sha256_data));
         break;
     default:
+        LOG_ERROR(Loader, "Unhandled Fs HashType enum={}",
+                  static_cast<int>(header_reader->GetHashType()));
         R_THROW(ResultInvalidNcaFsHeaderHashType);
     }
 
+
     // Process compression layer.
     if (header_reader->ExistsCompressionLayer()) {
         R_TRY(this->CreateCompressedStorage(
@@ -679,6 +691,7 @@ Result NcaFileSystemDriver::CreateSparseStorageMetaStorageWithVerification(
 
     // Create the verification storage.
     VirtualFile integrity_storage;
+
     Result rc = this->CreateIntegrityVerificationStorageForMeta(
         std::addressof(integrity_storage), out_layer_info_storage, std::move(decrypted_storage),
         meta_offset, meta_data_hash_data_info);
@@ -734,8 +747,26 @@ Result NcaFileSystemDriver::CreateSparseStorageWithVerification(
                                  NcaHeader::CtrBlockSize)));
 
         // Check the meta data hash type.
-        R_UNLESS(meta_data_hash_type == NcaFsHeader::MetaDataHashType::HierarchicalIntegrity,
-                 ResultRomNcaInvalidSparseMetaDataHashType);
+        if (meta_data_hash_type != NcaFsHeader::MetaDataHashType::HierarchicalIntegrity) {
+            LOG_ERROR(Loader, "Sparse meta hash type {} not supported for verification; mounting sparse data WITHOUT verification (temporary).", static_cast<int>(meta_data_hash_type));
+
+            R_TRY(this->CreateBodySubStorage(std::addressof(body_substorage),
+                                             sparse_info.physical_offset,
+                                             sparse_info.GetPhysicalSize()));
+
+            // Create sparse core directly (no meta verification)
+            std::shared_ptr<SparseStorage> sparse_storage_fallback;
+            R_TRY(this->CreateSparseStorageCore(std::addressof(sparse_storage_fallback),
+                                                body_substorage, sparse_info.GetPhysicalSize(),
+                                                /*meta_storage*/ body_substorage, // dummy; not used
+                                                sparse_info, false));
+
+            if (out_sparse_storage)
+                *out_sparse_storage = sparse_storage_fallback;
+            *out_fs_data_offset = fs_offset;
+            *out = std::move(sparse_storage_fallback);
+            R_SUCCEED();
+        }
 
         // Create the meta storage.
         VirtualFile meta_storage;
@@ -1093,6 +1124,56 @@ Result NcaFileSystemDriver::CreatePatchMetaStorage(
     R_SUCCEED();
 }
 
+Result NcaFileSystemDriver::CreateSha3Storage(
+    VirtualFile* out, VirtualFile base_storage,
+    const NcaFsHeader::HashData::HierarchicalSha256Data& hash_data) {
+    ASSERT(out != nullptr);
+    ASSERT(base_storage != nullptr);
+
+    using VerificationStorage = HierarchicalSha3Storage;
+
+    R_UNLESS(Common::IsPowerOfTwo(hash_data.hash_block_size),
+             ResultInvalidHierarchicalSha256BlockSize);
+    R_UNLESS(hash_data.hash_layer_count == VerificationStorage::LayerCount - 1,
+             ResultInvalidHierarchicalSha256LayerCount);
+
+    const auto& hash_region = hash_data.hash_layer_region[0];
+    const auto& data_region = hash_data.hash_layer_region[1];
+
+    constexpr s32 CacheBlockCount = 2;
+    const auto hash_buffer_size = static_cast<size_t>(hash_region.size);
+    const auto cache_buffer_size = CacheBlockCount * hash_data.hash_block_size;
+    const auto total_buffer_size = hash_buffer_size + cache_buffer_size;
+
+    auto buffer_hold_storage = std::make_shared<MemoryResourceBufferHoldStorage>(
+        std::move(base_storage), total_buffer_size);
+    R_UNLESS(buffer_hold_storage != nullptr, ResultAllocationMemoryFailedAllocateShared);
+    R_UNLESS(buffer_hold_storage->IsValid(), ResultAllocationMemoryFailedInNcaFileSystemDriverI);
+
+    s64 base_size = buffer_hold_storage->GetSize();
+    R_UNLESS(hash_region.offset + hash_region.size <= base_size, ResultNcaBaseStorageOutOfRangeC);
+    R_UNLESS(data_region.offset + data_region.size <= base_size, ResultNcaBaseStorageOutOfRangeC);
+
+    auto master_hash_storage =
+        std::make_shared<ArrayVfsFile<sizeof(Hash)>>(hash_data.fs_data_master_hash.value);
+
+    auto verification_storage = std::make_shared<VerificationStorage>();
+    R_UNLESS(verification_storage != nullptr, ResultAllocationMemoryFailedAllocateShared);
+
+    std::array<VirtualFile, VerificationStorage::LayerCount> layer_storages{
+        std::make_shared<OffsetVfsFile>(master_hash_storage, sizeof(Hash), 0),
+        std::make_shared<OffsetVfsFile>(buffer_hold_storage, hash_region.size, hash_region.offset),
+        std::make_shared<OffsetVfsFile>(buffer_hold_storage, data_region.size, data_region.offset),
+    };
+
+    R_TRY(verification_storage->Initialize(layer_storages.data(), VerificationStorage::LayerCount,
+                                           hash_data.hash_block_size,
+                                           buffer_hold_storage->GetBuffer(), hash_buffer_size));
+
+    *out = std::move(verification_storage);
+    R_SUCCEED();
+}
+
 Result NcaFileSystemDriver::CreateSha256Storage(
     VirtualFile* out, VirtualFile base_storage,
     const NcaFsHeader::HashData::HierarchicalSha256Data& hash_data) {
@@ -1160,6 +1241,7 @@ Result NcaFileSystemDriver::CreateSha256Storage(
 Result NcaFileSystemDriver::CreateIntegrityVerificationStorage(
     VirtualFile* out, VirtualFile base_storage,
     const NcaFsHeader::HashData::IntegrityMetaInfo& meta_info) {
+
     R_RETURN(this->CreateIntegrityVerificationStorageImpl(
         out, base_storage, meta_info, 0, IntegrityDataCacheCount, IntegrityHashCacheCount,
         HierarchicalIntegrityVerificationStorage::GetDefaultDataCacheBufferLevel(
@@ -1209,63 +1291,96 @@ Result NcaFileSystemDriver::CreateIntegrityVerificationStorageImpl(
     VirtualFile* out, VirtualFile base_storage,
     const NcaFsHeader::HashData::IntegrityMetaInfo& meta_info, s64 layer_info_offset,
     int max_data_cache_entries, int max_hash_cache_entries, s8 buffer_level) {
-    // Validate preconditions.
+    // Preconditions
     ASSERT(out != nullptr);
     ASSERT(base_storage != nullptr);
     ASSERT(layer_info_offset >= 0);
 
-    // Define storage types.
-    using VerificationStorage = HierarchicalIntegrityVerificationStorage;
-    using StorageInfo = VerificationStorage::HierarchicalStorageInformation;
+    if (!Settings::values.disable_nca_verification.GetValue()) {
+        // Define storage types.
+        using VerificationStorage = HierarchicalIntegrityVerificationStorage;
+        using StorageInfo = VerificationStorage::HierarchicalStorageInformation;
+
+        // Validate the meta info.
+        HierarchicalIntegrityVerificationInformation level_hash_info;
+        std::memcpy(std::addressof(level_hash_info), std::addressof(meta_info.level_hash_info),
+                    sizeof(level_hash_info));
+
+        R_UNLESS(IntegrityMinLayerCount <= level_hash_info.max_layers,
+                 ResultInvalidNcaHierarchicalIntegrityVerificationLayerCount);
+        R_UNLESS(level_hash_info.max_layers <= IntegrityMaxLayerCount,
+                 ResultInvalidNcaHierarchicalIntegrityVerificationLayerCount);
+
+        // Get the base storage size.
+        s64 base_storage_size = base_storage->GetSize();
+
+        // Create storage info.
+        StorageInfo storage_info;
+        for (s32 i = 0; i < static_cast<s32>(level_hash_info.max_layers - 2); ++i) {
+            const auto& layer_info = level_hash_info.info[i];
+            R_UNLESS(layer_info_offset + layer_info.offset + layer_info.size <= base_storage_size,
+                     ResultNcaBaseStorageOutOfRangeD);
+
+            storage_info[i + 1] = std::make_shared<OffsetVfsFile>(
+                base_storage, layer_info.size, layer_info_offset + layer_info.offset);
+        }
 
-    // Validate the meta info.
-    HierarchicalIntegrityVerificationInformation level_hash_info;
-    std::memcpy(std::addressof(level_hash_info), std::addressof(meta_info.level_hash_info),
-                sizeof(level_hash_info));
+        // Set the last layer info.
+        const auto& layer_info = level_hash_info.info[level_hash_info.max_layers - 2];
+        const s64 last_layer_info_offset = layer_info_offset > 0 ? 0LL : layer_info.offset.Get();
+        R_UNLESS(last_layer_info_offset + layer_info.size <= base_storage_size,
+                 ResultNcaBaseStorageOutOfRangeD);
+        if (layer_info_offset > 0) {
+            R_UNLESS(last_layer_info_offset + layer_info.size <= layer_info_offset,
+                     ResultRomNcaInvalidIntegrityLayerInfoOffset);
+        }
+        storage_info.SetDataStorage(std::make_shared<OffsetVfsFile>(
+            std::move(base_storage), layer_info.size, last_layer_info_offset));
 
-    R_UNLESS(IntegrityMinLayerCount <= level_hash_info.max_layers,
-             ResultInvalidNcaHierarchicalIntegrityVerificationLayerCount);
-    R_UNLESS(level_hash_info.max_layers <= IntegrityMaxLayerCount,
-             ResultInvalidNcaHierarchicalIntegrityVerificationLayerCount);
+        // Make the integrity romfs storage.
+        auto integrity_storage = std::make_shared<IntegrityRomFsStorage>();
+        R_UNLESS(integrity_storage != nullptr, ResultAllocationMemoryFailedAllocateShared);
 
-    // Get the base storage size.
-    s64 base_storage_size = base_storage->GetSize();
+        // Initialize the integrity storage.
+        R_TRY(integrity_storage->Initialize(level_hash_info, meta_info.master_hash, storage_info,
+                                            max_data_cache_entries, max_hash_cache_entries,
+                                            buffer_level));
 
-    // Create storage info.
-    StorageInfo storage_info;
-    for (s32 i = 0; i < static_cast<s32>(level_hash_info.max_layers - 2); ++i) {
-        const auto& layer_info = level_hash_info.info[i];
-        R_UNLESS(layer_info_offset + layer_info.offset + layer_info.size <= base_storage_size,
-                 ResultNcaBaseStorageOutOfRangeD);
+        // Set the output.
+        *out = std::move(integrity_storage);
+        R_SUCCEED();
+    } else {
+        // Read IVFC layout
+        HierarchicalIntegrityVerificationInformation lhi{};
+        std::memcpy(std::addressof(lhi), std::addressof(meta_info.level_hash_info), sizeof(lhi));
 
-        storage_info[i + 1] = std::make_shared<OffsetVfsFile>(
-            base_storage, layer_info.size, layer_info_offset + layer_info.offset);
-    }
+        R_UNLESS(IntegrityMinLayerCount <= lhi.max_layers,
+                 ResultInvalidNcaHierarchicalIntegrityVerificationLayerCount);
+        R_UNLESS(lhi.max_layers <= IntegrityMaxLayerCount,
+                 ResultInvalidNcaHierarchicalIntegrityVerificationLayerCount);
 
-    // Set the last layer info.
-    const auto& layer_info = level_hash_info.info[level_hash_info.max_layers - 2];
-    const s64 last_layer_info_offset = layer_info_offset > 0 ? 0LL : layer_info.offset.Get();
-    R_UNLESS(last_layer_info_offset + layer_info.size <= base_storage_size,
-             ResultNcaBaseStorageOutOfRangeD);
-    if (layer_info_offset > 0) {
-        R_UNLESS(last_layer_info_offset + layer_info.size <= layer_info_offset,
-                 ResultRomNcaInvalidIntegrityLayerInfoOffset);
-    }
-    storage_info.SetDataStorage(std::make_shared<OffsetVfsFile>(
-        std::move(base_storage), layer_info.size, last_layer_info_offset));
+        const auto& data_li = lhi.info[lhi.max_layers - 2];
 
-    // Make the integrity romfs storage.
-    auto integrity_storage = std::make_shared<IntegrityRomFsStorage>();
-    R_UNLESS(integrity_storage != nullptr, ResultAllocationMemoryFailedAllocateShared);
+        const s64 base_size = base_storage->GetSize();
 
-    // Initialize the integrity storage.
-    R_TRY(integrity_storage->Initialize(level_hash_info, meta_info.master_hash, storage_info,
-                                        max_data_cache_entries, max_hash_cache_entries,
-                                        buffer_level));
+        // Compute the data layer window
+        const s64 data_off = (layer_info_offset > 0) ? 0LL : data_li.offset.Get();
+        R_UNLESS(data_off + data_li.size <= base_size, ResultNcaBaseStorageOutOfRangeD);
+        if (layer_info_offset > 0) {
+            R_UNLESS(data_off + data_li.size <= layer_info_offset,
+                     ResultRomNcaInvalidIntegrityLayerInfoOffset);
+        }
 
-    // Set the output.
-    *out = std::move(integrity_storage);
-    R_SUCCEED();
+        // TODO: Passthrough (temporary compatibility: integrity disabled)
+        auto data_view = std::make_shared<OffsetVfsFile>(base_storage, data_li.size, data_off);
+        R_UNLESS(data_view != nullptr, ResultAllocationMemoryFailedAllocateShared);
+
+        auto passthrough = std::make_shared<PassthroughStorage>(std::move(data_view));
+        R_UNLESS(passthrough != nullptr, ResultAllocationMemoryFailedAllocateShared);
+
+        *out = std::move(passthrough);
+        R_SUCCEED();
+    }
 }
 
 Result NcaFileSystemDriver::CreateRegionSwitchStorage(VirtualFile* out,
diff --git a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h
index 5bc838de64..e09bfc588a 100644
--- a/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h
+++ b/src/core/file_sys/fssystem/fssystem_nca_file_system_driver.h
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -329,6 +332,10 @@ private:
                                   const NcaPatchInfo& patch_info,
                                   const NcaMetaDataHashDataInfo& meta_data_hash_data_info);
 
+
+    Result CreateSha3Storage(VirtualFile* out, VirtualFile base_storage,
+                             const NcaFsHeader::HashData::HierarchicalSha256Data& hash_data);
+
     Result CreateSha256Storage(VirtualFile* out, VirtualFile base_storage,
                                const NcaFsHeader::HashData::HierarchicalSha256Data& sha256_data);
 
diff --git a/src/core/file_sys/fssystem/fssystem_nca_header.cpp b/src/core/file_sys/fssystem/fssystem_nca_header.cpp
index bf5742d39f..cef0f0bb94 100644
--- a/src/core/file_sys/fssystem/fssystem_nca_header.cpp
+++ b/src/core/file_sys/fssystem/fssystem_nca_header.cpp
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -10,11 +13,13 @@ u8 NcaHeader::GetProperKeyGeneration() const {
 }
 
 bool NcaPatchInfo::HasIndirectTable() const {
-    return this->indirect_size != 0;
+    static constexpr unsigned char BKTR[4] = {'B', 'K', 'T', 'R'};
+    return std::memcmp(indirect_header.data(), BKTR, sizeof(BKTR)) == 0;
 }
 
 bool NcaPatchInfo::HasAesCtrExTable() const {
-    return this->aes_ctr_ex_size != 0;
+    static constexpr unsigned char BKTR[4] = {'B', 'K', 'T', 'R'};
+    return std::memcmp(aes_ctr_ex_header.data(), BKTR, sizeof(BKTR)) == 0;
 }
 
 } // namespace FileSys
diff --git a/src/core/file_sys/fssystem/fssystem_passthrough_storage.h b/src/core/file_sys/fssystem/fssystem_passthrough_storage.h
new file mode 100644
index 0000000000..8fc6f4962a
--- /dev/null
+++ b/src/core/file_sys/fssystem/fssystem_passthrough_storage.h
@@ -0,0 +1,32 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+#include "core/file_sys/fssystem/fs_i_storage.h"
+#include "core/file_sys/vfs/vfs.h"
+
+namespace FileSys {
+
+//TODO: No integrity verification.
+class PassthroughStorage final : public IReadOnlyStorage {
+    YUZU_NON_COPYABLE(PassthroughStorage);
+    YUZU_NON_MOVEABLE(PassthroughStorage);
+
+public:
+    explicit PassthroughStorage(VirtualFile base) : base_(std::move(base)) {}
+    ~PassthroughStorage() override = default;
+
+    size_t Read(u8* buffer, size_t size, size_t offset) const override {
+        if (!base_ || size == 0)
+            return 0;
+        return base_->Read(buffer, size, offset);
+    }
+    size_t GetSize() const override {
+        return base_ ? base_->GetSize() : 0;
+    }
+
+private:
+    VirtualFile base_{};
+};
+
+} // namespace FileSys
diff --git a/src/core/hle/service/am/applet.cpp b/src/core/hle/service/am/applet.cpp
index 59ade29c8e..aa355b06d5 100644
--- a/src/core/hle/service/am/applet.cpp
+++ b/src/core/hle/service/am/applet.cpp
@@ -1,5 +1,8 @@
-// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator
+// Project// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "core/core.h"
 #include "core/hle/service/am/applet.h"
@@ -12,7 +15,7 @@ Applet::Applet(Core::System& system, std::unique_ptr<Process> process_, bool is_
       process(std::move(process_)), hid_registration(system, *process),
       gpu_error_detected_event(context), friend_invitation_storage_channel_event(context),
       notification_storage_channel_event(context), health_warning_disappeared_system_event(context),
-      acquired_sleep_lock_event(context), pop_from_general_channel_event(context),
+      unknown_event(context), acquired_sleep_lock_event(context), pop_from_general_channel_event(context),
       library_applet_launchable_event(context), accumulated_suspended_tick_changed_event(context),
       sleep_lock_event(context), state_changed_event(context) {
 
diff --git a/src/core/hle/service/am/applet.h b/src/core/hle/service/am/applet.h
index 835cfe6ec8..6cc8cdf741 100644
--- a/src/core/hle/service/am/applet.h
+++ b/src/core/hle/service/am/applet.h
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -120,6 +123,7 @@ struct Applet {
     Event friend_invitation_storage_channel_event;
     Event notification_storage_channel_event;
     Event health_warning_disappeared_system_event;
+    Event unknown_event;
     Event acquired_sleep_lock_event;
     Event pop_from_general_channel_event;
     Event library_applet_launchable_event;
diff --git a/src/core/hle/service/am/service/all_system_applet_proxies_service.cpp b/src/core/hle/service/am/service/all_system_applet_proxies_service.cpp
index 5a787494a8..d99482a45c 100644
--- a/src/core/hle/service/am/service/all_system_applet_proxies_service.cpp
+++ b/src/core/hle/service/am/service/all_system_applet_proxies_service.cpp
@@ -18,6 +18,7 @@ IAllSystemAppletProxiesService::IAllSystemAppletProxiesService(Core::System& sys
     // clang-format off
     static const FunctionInfo functions[] = {
         {100, D<&IAllSystemAppletProxiesService::OpenSystemAppletProxy>, "OpenSystemAppletProxy"},
+        {110, D<&IAllSystemAppletProxiesService::OpenSystemAppletProxy>, "OpenSystemAppletProxyEx"},
         {200, D<&IAllSystemAppletProxiesService::OpenLibraryAppletProxyOld>, "OpenLibraryAppletProxyOld"},
         {201, D<&IAllSystemAppletProxiesService::OpenLibraryAppletProxy>, "OpenLibraryAppletProxy"},
         {300, nullptr, "OpenOverlayAppletProxy"},
@@ -25,6 +26,7 @@ IAllSystemAppletProxiesService::IAllSystemAppletProxiesService(Core::System& sys
         {400, nullptr, "CreateSelfLibraryAppletCreatorForDevelop"},
         {410, nullptr, "GetSystemAppletControllerForDebug"},
         {450, D<&IAllSystemAppletProxiesService::GetSystemProcessCommonFunctions>, "GetSystemProcessCommonFunctions"}, // 19.0.0+
+        {460, D<&IAllSystemAppletProxiesService::GetAppletAlternativeFunctions>, "GetAppletAlternativeFunctions"}, // 20.0.0+
         {1000, nullptr, "GetDebugFunctions"},
     };
     // clang-format on
@@ -99,6 +101,14 @@ Result IAllSystemAppletProxiesService::GetSystemProcessCommonFunctions() {
     R_SUCCEED();
 }
 
+Result IAllSystemAppletProxiesService::GetAppletAlternativeFunctions() {
+    LOG_DEBUG(Service_AM, "(STUBBED) called.");
+
+    // TODO (maufeat)
+
+    R_SUCCEED();
+}
+
 std::shared_ptr<Applet> IAllSystemAppletProxiesService::GetAppletFromProcessId(
     ProcessId process_id) {
     return m_window_system.GetByAppletResourceUserId(process_id.pid);
diff --git a/src/core/hle/service/am/service/all_system_applet_proxies_service.h b/src/core/hle/service/am/service/all_system_applet_proxies_service.h
index a3111c4c9b..525525c795 100644
--- a/src/core/hle/service/am/service/all_system_applet_proxies_service.h
+++ b/src/core/hle/service/am/service/all_system_applet_proxies_service.h
@@ -39,6 +39,7 @@ private:
         InCopyHandle<Kernel::KProcess> process_handle,
         InLargeData<AppletAttribute, BufferAttr_HipcMapAlias> attribute);
     Result GetSystemProcessCommonFunctions();
+    Result GetAppletAlternativeFunctions();
 
 private:
     std::shared_ptr<Applet> GetAppletFromProcessId(ProcessId pid);
diff --git a/src/core/hle/service/am/service/applet_common_functions.cpp b/src/core/hle/service/am/service/applet_common_functions.cpp
index 1c9cd74533..6a73a896f9 100644
--- a/src/core/hle/service/am/service/applet_common_functions.cpp
+++ b/src/core/hle/service/am/service/applet_common_functions.cpp
@@ -35,6 +35,7 @@ IAppletCommonFunctions::IAppletCommonFunctions(Core::System& system_,
         {310, nullptr, "IsSystemAppletHomeMenu"}, //19.0.0+
         {320, nullptr, "SetGpuTimeSliceBoost"}, //19.0.0+
         {321, nullptr, "SetGpuTimeSliceBoostDueToApplication"}, //19.0.0+
+        {350, D<&IAppletCommonFunctions::Unknown350>, "Unknown350"} //20.0.0+
     };
     // clang-format on
 
@@ -70,4 +71,10 @@ Result IAppletCommonFunctions::GetCurrentApplicationId(Out<u64> out_application_
     R_SUCCEED();
 }
 
+Result IAppletCommonFunctions::Unknown350(Out<u16> out_unknown) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+    *out_unknown = 0;
+    R_SUCCEED();
+}
+
 } // namespace Service::AM
diff --git a/src/core/hle/service/am/service/applet_common_functions.h b/src/core/hle/service/am/service/applet_common_functions.h
index 376f85acf7..623efdb7fc 100644
--- a/src/core/hle/service/am/service/applet_common_functions.h
+++ b/src/core/hle/service/am/service/applet_common_functions.h
@@ -20,6 +20,7 @@ private:
     Result GetHomeButtonDoubleClickEnabled(Out<bool> out_home_button_double_click_enabled);
     Result SetCpuBoostRequestPriority(s32 priority);
     Result GetCurrentApplicationId(Out<u64> out_application_id);
+    Result Unknown350(Out<u16> out_unknown);
 
     const std::shared_ptr<Applet> applet;
 };
diff --git a/src/core/hle/service/am/service/application_functions.cpp b/src/core/hle/service/am/service/application_functions.cpp
index 560244c714..b736e2821b 100644
--- a/src/core/hle/service/am/service/application_functions.cpp
+++ b/src/core/hle/service/am/service/application_functions.cpp
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -85,6 +88,7 @@ IApplicationFunctions::IApplicationFunctions(Core::System& system_, std::shared_
         {181, nullptr, "UpgradeLaunchRequiredVersion"},
         {190, nullptr, "SendServerMaintenanceOverlayNotification"},
         {200, nullptr, "GetLastApplicationExitReason"},
+        {210, D<&IApplicationFunctions::GetUnknownEvent210>, "Unknown210"},
         {500, nullptr, "StartContinuousRecordingFlushForDebug"},
         {1000, nullptr, "CreateMovieMaker"},
         {1001, D<&IApplicationFunctions::PrepareForJit>, "PrepareForJit"},
@@ -487,6 +491,13 @@ Result IApplicationFunctions::GetHealthWarningDisappearedSystemEvent(
     R_SUCCEED();
 }
 
+Result IApplicationFunctions::GetUnknownEvent210(
+    OutCopyHandle<Kernel::KReadableEvent> out_event) {
+    LOG_DEBUG(Service_AM, "called");
+    *out_event = m_applet->unknown_event.GetHandle();
+    R_SUCCEED();
+}
+
 Result IApplicationFunctions::PrepareForJit() {
     LOG_WARNING(Service_AM, "(STUBBED) called");
 
diff --git a/src/core/hle/service/am/service/application_functions.h b/src/core/hle/service/am/service/application_functions.h
index 10025a152b..35b3e9505d 100644
--- a/src/core/hle/service/am/service/application_functions.h
+++ b/src/core/hle/service/am/service/application_functions.h
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -76,6 +79,7 @@ private:
     Result TryPopFromFriendInvitationStorageChannel(Out<SharedPointer<IStorage>> out_storage);
     Result GetNotificationStorageChannelEvent(OutCopyHandle<Kernel::KReadableEvent> out_event);
     Result GetHealthWarningDisappearedSystemEvent(OutCopyHandle<Kernel::KReadableEvent> out_event);
+    Result GetUnknownEvent210(OutCopyHandle<Kernel::KReadableEvent> out_event);
     Result PrepareForJit();
 
     const std::shared_ptr<Applet> m_applet;
diff --git a/src/core/hle/service/am/service/library_applet_creator.cpp b/src/core/hle/service/am/service/library_applet_creator.cpp
index 413388d40a..54790838e0 100644
--- a/src/core/hle/service/am/service/library_applet_creator.cpp
+++ b/src/core/hle/service/am/service/library_applet_creator.cpp
@@ -113,9 +113,11 @@ std::shared_ptr<ILibraryAppletAccessor> CreateGuestApplet(Core::System& system,
         Firmware1700 = 17,
         Firmware1800 = 18,
         Firmware1900 = 19,
+        Firmware2000 = 20,
+        Firmware2100 = 21,
     };
 
-    auto process = CreateProcess(system, program_id, Firmware1400, Firmware1900);
+    auto process = CreateProcess(system, program_id, Firmware1400, Firmware2100);
     if (!process) {
         // Couldn't initialize the guest process
         return {};
diff --git a/src/core/hle/service/ns/application_manager_interface.cpp b/src/core/hle/service/ns/application_manager_interface.cpp
index f1ddba8231..517ec75743 100644
--- a/src/core/hle/service/ns/application_manager_interface.cpp
+++ b/src/core/hle/service/ns/application_manager_interface.cpp
@@ -306,6 +306,9 @@ IApplicationManagerInterface::IApplicationManagerInterface(Core::System& system_
         {3013, nullptr, "IsGameCardEnabled"},
         {3014, nullptr, "IsLocalContentShareEnabled"},
         {3050, nullptr, "ListAssignELicenseTaskResult"},
+        {4022, D<&IApplicationManagerInterface::Unknown4022>, "Unknown4022"},
+        {4023, D<&IApplicationManagerInterface::Unknown4023>, "Unknown4023"},
+        {4088, D<&IApplicationManagerInterface::Unknown4022>, "Unknown4088"},
         {9999, nullptr, "GetApplicationCertificate"},
     };
     // clang-format on
@@ -523,4 +526,17 @@ Result IApplicationManagerInterface::GetApplicationTerminateResult(Out<Result> o
     R_SUCCEED();
 }
 
+Result IApplicationManagerInterface::Unknown4022(
+    OutCopyHandle<Kernel::KReadableEvent> out_event) {
+    LOG_WARNING(Service_NS, "(STUBBED) called");
+    *out_event = gamecard_update_detection_event.GetHandle();
+    R_SUCCEED();
+}
+
+Result IApplicationManagerInterface::Unknown4023(Out<u64> out_result) {
+    LOG_WARNING(Service_NS, "(STUBBED) called.");
+    *out_result = 0;
+    R_SUCCEED();
+}
+
 } // namespace Service::NS
diff --git a/src/core/hle/service/ns/application_manager_interface.h b/src/core/hle/service/ns/application_manager_interface.h
index 2def50bd5c..251f93ee06 100644
--- a/src/core/hle/service/ns/application_manager_interface.h
+++ b/src/core/hle/service/ns/application_manager_interface.h
@@ -53,6 +53,8 @@ public:
                                         u64 application_id);
     Result CheckApplicationLaunchVersion(u64 application_id);
     Result GetApplicationTerminateResult(Out<Result> out_result, u64 application_id);
+    Result Unknown4022(OutCopyHandle<Kernel::KReadableEvent> out_event);
+    Result Unknown4023(Out<u64> out_result);
 
 private:
     KernelHelpers::ServiceContext service_context;
diff --git a/src/core/hle/service/pctl/parental_control_service.cpp b/src/core/hle/service/pctl/parental_control_service.cpp
index 1d990e66d7..82c65ac1fd 100644
--- a/src/core/hle/service/pctl/parental_control_service.cpp
+++ b/src/core/hle/service/pctl/parental_control_service.cpp
@@ -80,11 +80,12 @@ IParentalControlService::IParentalControlService(Core::System& system_, Capabili
         {1451, D<&IParentalControlService::StartPlayTimer>, "StartPlayTimer"},
         {1452, D<&IParentalControlService::StopPlayTimer>, "StopPlayTimer"},
         {1453, D<&IParentalControlService::IsPlayTimerEnabled>, "IsPlayTimerEnabled"},
-        {1454, nullptr, "GetPlayTimerRemainingTime"},
+        {1454, D<&IParentalControlService::GetPlayTimerRemainingTime>, "GetPlayTimerRemainingTime"},
         {1455, D<&IParentalControlService::IsRestrictedByPlayTimer>, "IsRestrictedByPlayTimer"},
         {1456, D<&IParentalControlService::GetPlayTimerSettingsOld>, "GetPlayTimerSettingsOld"},
         {1457, D<&IParentalControlService::GetPlayTimerEventToRequestSuspension>, "GetPlayTimerEventToRequestSuspension"},
         {1458, D<&IParentalControlService::IsPlayTimerAlarmDisabled>, "IsPlayTimerAlarmDisabled"},
+        {1459, D<&IParentalControlService::GetPlayTimerRemainingTimeDisplayInfo>, "GetPlayTimerRemainingTimeDisplayInfo"},
         {1471, nullptr, "NotifyWrongPinCodeInputManyTimes"},
         {1472, nullptr, "CancelNetworkRequest"},
         {1473, D<&IParentalControlService::GetUnlinkedEvent>, "GetUnlinkedEvent"},
@@ -378,6 +379,12 @@ Result IParentalControlService::IsPlayTimerEnabled(Out<bool> out_is_play_timer_e
     R_SUCCEED();
 }
 
+Result IParentalControlService::GetPlayTimerRemainingTime(Out<s32> out_remaining_time) {
+    LOG_WARNING(Service_PCTL, "(STUBBED) called");
+    *out_remaining_time = std::numeric_limits<s32>::max();
+    R_SUCCEED();
+}
+
 Result IParentalControlService::IsRestrictedByPlayTimer(Out<bool> out_is_restricted_by_play_timer) {
     *out_is_restricted_by_play_timer = false;
     LOG_WARNING(Service_PCTL, "(STUBBED) called, restricted={}", *out_is_restricted_by_play_timer);
@@ -412,6 +419,11 @@ Result IParentalControlService::IsPlayTimerAlarmDisabled(Out<bool> out_play_time
     R_SUCCEED();
 }
 
+Result IParentalControlService::GetPlayTimerRemainingTimeDisplayInfo(/* Out 0x18 */) {
+    LOG_INFO(Service_PCTL, "called");
+    R_SUCCEED();
+}
+
 Result IParentalControlService::GetUnlinkedEvent(OutCopyHandle<Kernel::KReadableEvent> out_event) {
     LOG_INFO(Service_PCTL, "called");
     *out_event = unlinked_event.GetHandle();
diff --git a/src/core/hle/service/pctl/parental_control_service.h b/src/core/hle/service/pctl/parental_control_service.h
index 1b1884c4de..9d143fe2e2 100644
--- a/src/core/hle/service/pctl/parental_control_service.h
+++ b/src/core/hle/service/pctl/parental_control_service.h
@@ -49,10 +49,12 @@ private:
     Result StartPlayTimer();
     Result StopPlayTimer();
     Result IsPlayTimerEnabled(Out<bool> out_is_play_timer_enabled);
+    Result GetPlayTimerRemainingTime(Out<s32> out_remaining_time);
     Result IsRestrictedByPlayTimer(Out<bool> out_is_restricted_by_play_timer);
     Result GetPlayTimerSettingsOld(Out<PlayTimerSettings> out_play_timer_settings);
     Result GetPlayTimerEventToRequestSuspension(OutCopyHandle<Kernel::KReadableEvent> out_event);
     Result IsPlayTimerAlarmDisabled(Out<bool> out_play_timer_alarm_disabled);
+    Result GetPlayTimerRemainingTimeDisplayInfo();
     Result GetUnlinkedEvent(OutCopyHandle<Kernel::KReadableEvent> out_event);
     Result GetStereoVisionRestriction(Out<bool> out_stereo_vision_restriction);
     Result SetStereoVisionRestriction(bool stereo_vision_restriction);
diff --git a/src/yuzu/applets/qt_web_browser.cpp b/src/yuzu/applets/qt_web_browser.cpp
index 8245c12ba2..a287ea16df 100644
--- a/src/yuzu/applets/qt_web_browser.cpp
+++ b/src/yuzu/applets/qt_web_browser.cpp
@@ -17,15 +17,16 @@
 #include "yuzu/applets/qt_web_browser_scripts.h"
 #endif
 
-#include "common/fs/path_util.h"
-#include "core/core.h"
-#include "input_common/drivers/keyboard.h"
 #include "yuzu/applets/qt_web_browser.h"
 #include "yuzu/main.h"
-#include "yuzu/util/url_request_interceptor.h"
 
 #ifdef YUZU_USE_QT_WEB_ENGINE
 
+#include "common/fs/path_util.h"
+#include "core/core.h"
+#include "input_common/drivers/keyboard.h"
+#include "yuzu/util/url_request_interceptor.h"
+
 namespace {
 
 constexpr int HIDButtonToKey(Core::HID::NpadButton button) {
diff --git a/src/yuzu/configuration/shared_translation.cpp b/src/yuzu/configuration/shared_translation.cpp
index fca4c94893..1137145659 100644
--- a/src/yuzu/configuration/shared_translation.cpp
+++ b/src/yuzu/configuration/shared_translation.cpp
@@ -409,6 +409,12 @@ std::unique_ptr<TranslationMap> InitializeTranslations(QWidget* parent)
               "their resolution, details and supported controllers and depending on this setting.\n"
               "Setting to Handheld can help improve performance for low end systems."));
     INSERT(Settings, current_user, QString(), QString());
+    INSERT(Settings, disable_nca_verification, tr("Disable NCA Verification"),
+           tr("Disables integrity verification of NCA content archives."
+              "\nThis may improve loading speed but risks data corruption or invalid files going "
+              "undetected.\n"
+              "Is necessary to make games and updates work that needs firmware 20+."));
+    INSERT(Settings, hide_nca_verification_popup, QString(), QString());
 
     // Controls
 
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index 4c6b176c56..4604a7b904 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -2036,6 +2036,10 @@ bool GMainWindow::LoadROM(const QString& filename, Service::AM::FrontendAppletPa
         }
     }
 
+    if (!OnCheckNcaVerification()) {
+        return false;
+    }
+
     /** Exec */
     const Core::SystemResultStatus result{
         system->Load(*render_window, filename.toStdString(), params)};
@@ -5265,6 +5269,41 @@ void GMainWindow::OnCheckFirmwareDecryption() {
     UpdateMenuState();
 }
 
+bool GMainWindow::OnCheckNcaVerification() {
+    if (!Settings::values.disable_nca_verification.GetValue())
+        return true;
+
+    const bool currently_hidden = Settings::values.hide_nca_verification_popup.GetValue();
+    LOG_INFO(Frontend, "NCA Verification is disabled. Popup State={}", currently_hidden);
+    if (currently_hidden)
+        return true;
+
+    QMessageBox msgbox(this);
+    msgbox.setWindowTitle(tr("NCA Verification Disabled"));
+    msgbox.setText(tr("NCA Verification is disabled.\n"
+                      "This is required to run new games and updates.\n"
+                      "Running without verification can cause instability or crashes if NCA files "
+                      "are corrupt, modified, or tampered.\n"
+                      "If unsure, re-enable verification in Eden's Settings and use firmware "
+                      "version 19.0.1 or below."));
+    msgbox.setIcon(QMessageBox::Warning);
+    msgbox.setStandardButtons(QMessageBox::Ok | QMessageBox::Cancel);
+    msgbox.setDefaultButton(QMessageBox::Ok);
+
+    QCheckBox* cb = new QCheckBox(tr("Don't show again"), &msgbox);
+    cb->setChecked(currently_hidden);
+    msgbox.setCheckBox(cb);
+
+    int result = msgbox.exec();
+
+    const bool hide = cb->isChecked();
+    if (hide != currently_hidden) {
+        Settings::values.hide_nca_verification_popup.SetValue(hide);
+    }
+
+    return result == static_cast<int>(QMessageBox::Ok);
+}
+
 bool GMainWindow::CheckFirmwarePresence() {
     return FirmwareManager::CheckFirmwarePresence(*system.get());
 }
@@ -5285,7 +5324,7 @@ void GMainWindow::SetFirmwareVersion() {
     const std::string display_version(firmware_data.display_version.data());
     const std::string display_title(firmware_data.display_title.data());
 
-    LOG_INFO(Frontend, "Installed firmware: {}", display_title);
+    LOG_INFO(Frontend, "Installed firmware: {}", display_version);
 
     firmware_label->setText(QString::fromStdString(display_version));
     firmware_label->setToolTip(QString::fromStdString(display_title));
diff --git a/src/yuzu/main.h b/src/yuzu/main.h
index b1c5669a41..7857788fcf 100644
--- a/src/yuzu/main.h
+++ b/src/yuzu/main.h
@@ -485,6 +485,9 @@ private:
                             const std::filesystem::path& command, const std::string& arguments,
                             const std::string& categories, const std::string& keywords,
                             const std::string& name);
+
+    bool OnCheckNcaVerification();
+
     /**
      * Mimic the behavior of QMessageBox::question but link controller navigation to the dialog
      * The only difference is that it returns a boolean.