Huawei P20 lite User Manual page 64

Instructions
Silky Water: Capture Silky-smooth Streams and Waterfalls
Silky water lets you capture silky smooth photographs of waterfalls and rivers.
For better results, find a stream or waterfall with lots of water.
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Position your device on a tripod so that it does not move during the exposure.
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Open Camera. Swipe right on the screen and then go to Light painting > Silky water. Hold
your Phone steady, and then touch
viewfinder. Touch
to start shooting. A preview of the image is displayed in the
when you are finished.
Camera
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