Hello. If this is due to freezing then see possible solution below.
- Soft reset your phone at least twice a day: Press and hold the power button un the phone reboots.
- Make sure internal storage is not full: Delete or uninstall unnecessary apps.
- Avoid having many apps running in background: Use app cache cleaner.
- Run app cache cleaner after playing a heavy game.
If this is due to a corrupted firmware
- Hard reset your phone
- Reload the phone's main software
If due to something else please use the reply button below to provide more information.