On the back of the OnePlus smartphone is the main camera with the corresponding flash function to take photos in dark environments.

Apart from the permanent activation of the flash, we can also set an automatic function that automatically switches on the flash based on the given light conditions.

Android 10 | OxygenOS 10.0
Camera flash -  Open the  Camera app
Camera flash -  Tap on  Flash
Camera flash -  Choose  Off ,  Auto  or  On
  1. Open the Camera app
  2. Tap on Flash
  3. Choose Off, Auto or On

OnePlus Instructions