diff --git a/briar-android/src/main/AndroidManifest.xml b/briar-android/src/main/AndroidManifest.xml
index 5ef527bf9..afbf84980 100644
--- a/briar-android/src/main/AndroidManifest.xml
+++ b/briar-android/src/main/AndroidManifest.xml
@@ -33,12 +33,17 @@
 		tools:ignore="ScopedStorage" />
 	<uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
-	<uses-permission-sdk-23 android:name="android.permission.ACCESS_FINE_LOCATION"
+	<uses-permission-sdk-23
+		android:name="android.permission.ACCESS_FINE_LOCATION"
 		android:maxSdkVersion="32" />
 	<uses-permission-sdk-23 android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
 	<uses-permission-sdk-23 android:name="android.permission.USE_BIOMETRIC" />
 	<uses-permission-sdk-23 android:name="android.permission.FOREGROUND_SERVICE" />
 
+	<uses-permission
+		android:name="android.permission.HIDE_OVERLAY_WINDOWS"
+		tools:targetApi="31" />
+
 	<application
 		android:name="org.briarproject.briar.android.BriarApplicationImpl"
 		android:allowBackup="false"
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/activity/BaseActivity.java b/briar-android/src/main/java/org/briarproject/briar/android/activity/BaseActivity.java
index 77ade1893..76a51a3a3 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/activity/BaseActivity.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/activity/BaseActivity.java
@@ -101,6 +101,8 @@ public abstract class BaseActivity extends AppCompatActivity
 		//          unlock screen is shown.
 		if (PREVENT_SCREENSHOTS) getWindow().addFlags(FLAG_SECURE);
 
+		if (SDK_INT >= 31) getWindow().setHideOverlayWindows(true);
+
 		for (ActivityLifecycleController alc : lifecycleControllers) {
 			alc.onActivityCreate(this);
 		}
diff --git a/briar-android/src/main/java/org/briarproject/briar/android/splash/ExpiredActivity.java b/briar-android/src/main/java/org/briarproject/briar/android/splash/ExpiredActivity.java
index 3f8828ce5..ea69fe301 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/splash/ExpiredActivity.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/splash/ExpiredActivity.java
@@ -13,6 +13,7 @@ import org.briarproject.briar.android.Localizer;
 import androidx.appcompat.app.AppCompatActivity;
 
 import static android.content.Intent.ACTION_VIEW;
+import static android.os.Build.VERSION.SDK_INT;
 import static android.view.WindowManager.LayoutParams.FLAG_SECURE;
 import static org.briarproject.briar.android.TestingConstants.PREVENT_SCREENSHOTS;
 
@@ -25,6 +26,8 @@ public class ExpiredActivity extends AppCompatActivity
 
 		if (PREVENT_SCREENSHOTS) getWindow().addFlags(FLAG_SECURE);
 
+		if (SDK_INT >= 31) getWindow().setHideOverlayWindows(true);
+
 		setContentView(R.layout.activity_expired);
 		findViewById(R.id.download_briar_button).setOnClickListener(this);
 	}
@@ -38,7 +41,7 @@ public class ExpiredActivity extends AppCompatActivity
 
 	@Override
 	public void onClick(View v) {
-		Uri uri = Uri.parse("https://briarproject.org/download.html");
+		Uri uri = Uri.parse("https://briarproject.org/download-briar");
 		startActivity(new Intent(ACTION_VIEW, uri));
 		finish();
 	}