Where's oppoa33's flashlight?
enter the desktop tool icon - flashlight open.
pull down the mobile phone status bar - click on the flashlight to use;
settings - gestures, somatosensory - black screen gesture - select painting "V", open a flashlight, or customize a flashlight, black screen gesture can be.
Note: some mobile phones cancel the icon of desktop flashlight. You can pull down the status bar and turn on the flashlight.
