Huawei Mate20 User Manual page 5

Switch between apps
Slide across the bottom edge of the screen to switch between apps.
•
Before using this gesture, touch Settings on the System navigation
screen, and ensure that Slide across bottom to switch apps is enabled.
Swipe across the bottom of the screen in an arc to switch between apps.
•
If your device does not have the Slide across bottom to switch apps switch, it indicates
that the corresponding feature is not supported.
Knuckle Gestures
Go to Settings > Accessibility features > Motion control > Take screenshot, and enable
Smart screenshot.
Take screenshots
Knock twice on the screen with a knuckle to take a screenshot.
Take a scrolling screenshot
Knock on the screen with a knuckle and draw an "S" to take a scrolling
screenshot.
Capture part of the screen
Knock and draw an enclosed area with a knuckle to capture part of the
screen.
Screen recording
Knock twice on the screen with two knuckles to start or end a screen
recording.
Essentials
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