Flashlight is not working

Please follow methods below for troubleshooting:
  1. Check flashlight condition by tapping upper-right lightning icon after launching Camera.
  2. Launch FlashLight app to check if it works. 
  3. Access to Safe Mode by long pressing power key > tapping and holding Power Off > tapping OK. If your phone works well in Safe Mode, there may be some 3rd apps that cause malfunction. Please reboot your phone and check again if it works well.
  4. Backup your data and perform factory data reset.