IOTA ONE Guide De L'utilisateur page 13

BASIC OPERATIONS
SCREEN ORIENTATION
For optimal viewing experience, the screen orientation
changes automatically to portrait or landscape format
depending on how you hold the tablet. You can disable
automatic screen rotation and lock the screen in portrait or
landscape mode.
Note: Some apps may not support automatic screen rotation
and are designed to work only in one format.
LOCKING THE SCREEN ORIENTATIONS
1. Change the screen to the desired orientation;
2. Touch the Action Centre button in the notification area to
access the Action Centre;
3. Touch the Rotation Lock icon to lock or unlock
screen rotation.
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