How to Rotate a Window Display
Whether you do it as a trick or just to display your technical prowess, rotating the display on an office or classroom full of Windows computers is sure to get the attention of everyone in the room. With just a few keystrokes, you can rotate the display on a Windows computer to the right or to the left, or even change it to an upside-down display.
Log onto the Windows computer. Hold the "Ctrl" and "Alt" keys down at the same time.
Press the right arrow key to rotate the Windows display to the right. Use the left arrow key to rotate the display 90 degrees to the left.
Press the down arrow key to change the display to upside-down mode. Press the up arrow key to change the display back to its normal setting.