How to Flip a Computer Screen

If your work is boring you to tears, have a little fun with your neighbor’s computer and turn those tears of boredom into tears of laughter.


Up next in How to Pull Pranks (16 videos)

Put one over on your friends and co-workers on April Fool's Day, or any day, with the funny pranks in this Howcast video series. You'll learn how to make a dissolving bikini, do the refrigerator handle switch prank, play a Halloween computer prank, pull the burning pen prank, make a prank phone call, wrap a toilet seat as a prank, short sheet a bed, flip a computer screen, gleek, and much more.

You Will Need

  • A victim
  • Fast fingers
  • A poker face


  1. Step 1

    Sneak to the computer

    Sneak over to your victim's computer while they are away from their desk.

  2. Step 2

    Press Control, Alt, F1

    On a PC, enable the rotation by pressing the Control, Alt, and F1 keys at the same time to activate the image rotation.

  3. Some users may have set their own key combination for the rotation activation. If Control, Alt, F1 does not work, you will need to find someone else to trick.

  4. Step 3

    Hold Control and Alt and press down arrow

    Hold down the Control and Alt keys and press the down arrow key to flip the screen.

  5. Step 4

    Flip the screen on a Mac

    Flip a Mac's screen by entering the System Preferences menu and clicking on the Displays tab.

  6. Step 5

    Choose the rotation degree

    Choose the degree of rotation on the rotation menu.

  7. This will only work on Mac computers with an external display monitor.

  8. Step 6

    Slink back to your desk

    Slink back to your desk and wait for your co-worker to return.

  9. In 2007, Eric Kloeker broke his own world record by juggling upside down for five minutes straight.