1. Exit the application and re-enter.
2. Restart the phone.
3. Settings-Application Manager-All Menu Keys-Reset Application Preferences.
4. Clear the application cache: Settings-Application Manager-All-Find the application-Clear the data (Note: After clearing the data, all the data of the application will be permanently deleted, including all files, settings, accounts and databases. ).
5. If the downloaded application prompt has stopped and cannot be used, it is recommended to uninstall and delete the software and try downloading again.
6. If it is invalid, please back up important data (contacts, photos, memos, etc.). ) and restore the phone to the factory settings.
7. If there is an update, please update the system firmware.