Double Click The Power Button; Press And Hold The Power Button; Apps & Notifications - OnePlus 9 Pro User Manual

Music control: Enable this to draw II with two
fingers to play or pause music, draw < or > for
previous or next track.
Draw O / Draw V / Draw S / Draw M / Draw
W /: These can be set as None, open camera,
open front camera, record a video, turn on/off
flashlight, open shelf and open apps that you
select.

Double click the power button

Set whether pressing the power button twice
will turn on the camera.

Press and hold the power button

 Press and hold the power button to turn on
the device when the device is off.
 Press and hold the power button for Voice
Assistant when the device is on, and it can
also be changed to "power menu".
Apps & notifications
Go to Settings > Apps & notifications to
manage your device's apps, change their
settings, view app info, set notifications and
permissions, and more.
Recently opened apps
Show the apps that recently opened.
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