The Community in more languages
Now the forum welcomes more languages.
You'll see a green translate button in comments and discussions to turn them into English
Do you another device you can try? Cuz it maybe problem with the game itself. If it works normally on diff device then you might have to uninstall the game. If you are going to uninstall, you need to backup your game through iTunes or iCloud. If you don’t, you will lose all your boosters.