A. 1. Force close the app: Go to 'Settings' > 'Apps' > 'Mini World' > 'Force Stop'. Then reopen the app. 2. Check your device's storage: Ensure you have enough free space on your device, as low storage can cause performance issues. Go to 'Settings' > 'Storage' to check. 3. Lower graphics settings: If the game allows, reduce the graphics settings in the options menu to improve performance.

B. 4. Update the app: Ensure you have the latest version of Mini World by checking the Google Play Store for updates.