Huawei P30 Pro User Manual page 12

Turn on a Shortcut Switch
Swipe down from the upper right edge of the screen to display Control Panel and touch
to expand the shortcut switches panel (depending on your device model).
The figures are for reference only.
Touch a shortcut switch to enable or disable the corresponding feature.
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Touch and hold a shortcut switch to access the settings screen of the corresponding feature
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(supported by some features).
Touch to access the system settings screen.
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Essentials
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