Sony VGN-UX490N - Manual (Page 25)

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Getting Started
❑ Vertical orientation
You can use your computer in this orientation with the help of the VAIO Touch Launcher software. Press the launcher
button to start the software and select to rotate the screen view by 90 degrees clockwise.
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You might additionally want to change the default button assignments for easier operations, using VAIO Control Center.
The vertical orientation is represented as Rotational mode in VAIO Control Center.