The game Beat Feet https://f-droid.org/es/packages/com.serwylo.beatgame/ allows to download new levels from https://beat-feet.gihub.io/beat-feet-levels/worlds.json It is not necessary for playing the rest of the levels, but it cannot be changed from configuration. If the device is not connected to the internet, pressing the button About crashes de application. Shouldn't it have the Non-Free Network https://f-droid.org/en/docs/Anti-Features/#NonFreeNet antifeature?