Huawei Mate 9 - Manual (Page 176)

Turning off the flashlight
Turn off the flashlight after use to avoid draining the battery.
1
Swipe up from the bottom of the lock screen to display lock screen features and tools.
2
Touch to turn off the flashlight.
l
When the screen is unlocked, swipe down from the status bar and touch to turn on
the flashlight.
l
Alternatively, open Tools and touch Flashlight > .
Tools
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