Go to your Android Settings > Security and enable "Install from Unknown Sources" (or allow your browser permission). Install: Open the downloaded file and follow the prompts.
Another reputable community site for Angry Birds modding enthusiasts. Installation Steps for Android angry birds project r download android repack repack
Because this is a fan-mod, it is not available on the official Google Play Store. You must download the APK file from community-trusted hosting sites: Go to your Android Settings > Security and
The primary source for the latest versions (like v3.0.4 or v3.0.5). angry birds project r download android repack repack
It is recommended to use a higher-end phone for the best performance; lower-end devices may experience crashes or instability with this specific port.