diff --git a/app/src/main/java/com/fongmi/android/tv/player/Players.java b/app/src/main/java/com/fongmi/android/tv/player/Players.java
index 2e716a0ac..9a4b6c1b9 100644
--- a/app/src/main/java/com/fongmi/android/tv/player/Players.java
+++ b/app/src/main/java/com/fongmi/android/tv/player/Players.java
@@ -150,6 +150,10 @@ public class Players implements Player.Listener, IMediaPlayer.OnInfoListener, IM
         return isExo() ? exoPlayer != null && exoPlayer.isPlaying() : ijkPlayer != null && ijkPlayer.isPlaying();
     }
 
+    public boolean isPortrait() {
+        return getVideoHeight() > getVideoWidth();
+    }
+
     public String getSizeText() {
         return getVideoWidth() + " x " + getVideoHeight();
     }
diff --git a/app/src/mobile/java/com/fongmi/android/tv/ui/activity/DetailActivity.java b/app/src/mobile/java/com/fongmi/android/tv/ui/activity/DetailActivity.java
index 46e04f258..832c41373 100644
--- a/app/src/mobile/java/com/fongmi/android/tv/ui/activity/DetailActivity.java
+++ b/app/src/mobile/java/com/fongmi/android/tv/ui/activity/DetailActivity.java
@@ -578,12 +578,12 @@ public class DetailActivity extends BaseActivity implements CustomKeyDownVod.Lis
     private void enterFullscreen() {
         if (isFullscreen()) return;
         mBinding.video.setLayoutParams(new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT, RelativeLayout.LayoutParams.MATCH_PARENT));
+        setRequestedOrientation(mPlayers.isPortrait() ? ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT : ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE);
         getIjk().getSubtitleView().setTextSize(TypedValue.COMPLEX_UNIT_SP, 16);
-        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE);
         mBinding.control.full.setImageResource(R.drawable.ic_control_full_off);
+        setRotate(mPlayers.isPortrait());
         App.post(mR3, 2000);
         setFullscreen(true);
-        setRotate(false);
         hideControl();
     }