Clear App Cache/Data:

NOTE: If an app causes problems or takes up more storage than it should ,you can attempt to fix these issues by clearing the app’s cache or data. WARNING! when you clear an app’s data, all of your custom data stored within the app will be deleted, including user profiles, settings, login information etc. To avoid losing personal app data, clear ONLY the app cache.

  1. Swipe up from the bottom of the home screen
  2. Open “Settings
  3. Go to “Apps & Notifications
  4. Switch to “All apps” if necessary
  5. Select the desired app
  6. Tap “Storage” > “Clear cache
  7. If clearing the app cache didn’t solve the problems, tap “Clear data” (check the WARNING above)

Reset App and Network Settings, Factory Reset the Phone:

NOTE: Make sure you’ve backed up all of your data before factory resetting the phone.

  1. Open “Settings
  2. Go to “System
  3. Tap “Reset options
  4. To reset network settings, access “Reset Wi-Fi Mobile & Bluetooth
  5. Tap “Reset” two times to confirm
  6. To reset app settings, tap “Reset app preferences” > “Reset apps
  7. To factory reset the device, tap “Erase all data (Factory Reset)” > “Reset phone
  8. Then tap “Erase everything” to confirm

Reboot to Safe Mode and Uninstall an App:

NOTE: If a third-party app causes issues and prevents you from removing it, you should be able to uninstall the app while in Safe Mode, where all third-party apps are disabled by default.

  1. Press and hold “Power
  2. In the power management pop-up, tap and hold “Power off
  3. Wait for the phone to finish rebooting and you should see a “Safe Mode “watermark in the lower area of the home screen
  4. Launch “Settings
  5. Go to “Apps & Notifications” and switch to “All apps
  6. Select the app you want to remove
  7. Tap “Uninstall” > “OK
  8. To exit Safe Mode, reboot the device normally by pressing and holding “Power

See More: Wiko Lenny5: Clear App Cache/Data, Factory Reset, Uninstall Apps in Safe Mode