Keyboard shortcuts to rotate the laptop screen

You can use the keyboard shortcut of control-alt and the arrow keys to alter the rotation of a laptop screen.  This is most valuable when users accidentally rotate their screens . . . where you can return the screen to normal orientation via:

Control - alt - UP arrow

If you wanted, you could rotate the screen using these keyboard shortcuts:

Control - alt - UP arrow - 0 degrees
Control - alt - RIGHT arrow - 90 degrees

Control - alt - DOWN arrow - 180 degrees

Control - alt - LEFT arrow - 270 degrees