diff --git a/app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java b/app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java
index 9e9695725..72be11cc6 100644
--- a/app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java
+++ b/app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java
@@ -263,8 +263,10 @@ public void onServiceConnected(final Player connectedPlayer,
             // let's make the video in fullscreen again
             checkLandscape();
         } else if (player.isFullscreen() && !player.isVerticalVideo()
-                // Tablet UI has orientation-independent fullscreen
-                && !DeviceUtils.isTablet(activity)) {
+                // Tablet UI has orientation-independent fullscreen,
+                // large screens can't be rotated programmatically anyway
+                && !DeviceUtils.isTablet(activity)
+                && !DeviceUtils.isOrientationRequestIgnored(activity)) {
             // Device is in portrait orientation after rotation but UI is in fullscreen.
             // Return back to non-fullscreen state
             player.toggleFullscreen();
@@ -2286,13 +2288,17 @@ public void onScreenRotationButtonClicked() {
         final boolean isTablet    = DeviceUtils.isTablet(activity);
         final boolean autoLocked  = globalScreenOrientationLocked(activity);
 
-        // 1. 平板且（系统可自动旋转 或 当前已横），直接切播放器全屏/非全屏
-        if (isTablet && (!autoLocked || isLandscape)) {
+        // 1. Tablet with auto-rotate enabled (or already in landscape): toggle player
+        // fullscreen directly. On large screens (sw >= 600dp, e.g. unfolded foldables)
+        // the system ignores setRequestedOrientation(), so rotating programmatically
+        // is impossible — toggle fullscreen directly there as well
+        if (isTablet && (!autoLocked || isLandscape)
+                || DeviceUtils.isOrientationRequestIgnored(requireContext())) {
             player.toggleFullscreen();
             return;
         }
 
-        // 2. 手机 or 平板但系统锁定了自动旋转，就去真正设置屏幕方向
+        // 2. Phone (or tablet with auto-rotate locked): actually change screen orientation
         if (!autoLocked) {
             if (isLandscape) {
                 player.toggleFullscreen();
@@ -2300,7 +2306,7 @@ public void onScreenRotationButtonClicked() {
                 activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE);
             }
         } else {
-            // 系统锁定时，再用“强制模式”来切
+            // Auto-rotate is locked, force the orientation change
             activity.setRequestedOrientation(
                     isLandscape
                             ? ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
diff --git a/app/src/main/java/org/schabi/newpipe/player/Player.java b/app/src/main/java/org/schabi/newpipe/player/Player.java
index e8b1f6da3..bf9a10f7e 100644
--- a/app/src/main/java/org/schabi/newpipe/player/Player.java
+++ b/app/src/main/java/org/schabi/newpipe/player/Player.java
@@ -5002,6 +5002,9 @@ public void onVideoSizeChanged(@NonNull final VideoSize videoSize) {
                 && service.isLandscape() == isVerticalVideo
                 && !DeviceUtils.isTv(context)
                 && !DeviceUtils.isTablet(context)
+                // can't rotate large screens programmatically, and with the
+                // fallback to toggleFullscreen() this would exit fullscreen
+                && !DeviceUtils.isOrientationRequestIgnored(context)
                 && fragmentListener != null) {
             // set correct orientation
             fragmentListener.onScreenRotationButtonClicked();
diff --git a/app/src/main/java/org/schabi/newpipe/util/DeviceUtils.java b/app/src/main/java/org/schabi/newpipe/util/DeviceUtils.java
index d6bd77e1c..3e4f422ca 100644
--- a/app/src/main/java/org/schabi/newpipe/util/DeviceUtils.java
+++ b/app/src/main/java/org/schabi/newpipe/util/DeviceUtils.java
@@ -170,6 +170,19 @@ public static boolean isTablet(@NonNull final Context context) {
                 & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE;
     }
 
+    /**
+     * Whether the system ignores {@link android.app.Activity#setRequestedOrientation(int)}.
+     *
+     * <p>Since Android 12L, devices with a display at least 600dp wide (tablets, unfolded
+     * foldables) may ignore fixed-orientation requests; since Android 16 with targetSdk 36
+     * this is guaranteed. On such screens fullscreen has to be toggled without trying to
+     * change the screen orientation.</p>
+     */
+    public static boolean isOrientationRequestIgnored(@NonNull final Context context) {
+        return Build.VERSION.SDK_INT >= Build.VERSION_CODES.S_V2
+                && context.getResources().getConfiguration().smallestScreenWidthDp >= 600;
+    }
+
     public static boolean isConfirmKey(final int keyCode) {
         switch (keyCode) {
             case KeyEvent.KEYCODE_DPAD_CENTER: