Because this version is over a decade old, it may not scale correctly on modern high-resolution screens or may crash on Android 13+. If you encounter issues, consider looking for the final version (2.6.13) available on sites like Uptodown . Angry Birds Rio 1.6.1 (Android 2.2+) - APKMirror
Its return is highly unlikely due to complex licensing rights involving (which now owns 20th Century Fox and Blue Sky Studios). Angry Birds Wiki Version 1.6.1 Features Gameplay Core: angry birds rio 1.6.1 apk