Occasionally you may need to force close your game to help with game performance.

Follow this simple step by step guide to force close your app:

1. On your Home screen or App Menu, go to the Settings app on your device.
2. Tap Apps.
3. Find and tap on Design Home.
4. Tap Force Stop.
5. Then try to open and play the game.

Please note that these steps may vary depending on your Android OS, device and manufacturer.