Find and choose your preferred view (Landscape, Portrait, Landscape flipped, or Portrait flipped).
Master Your Display: The Ultimate Guide to Screen Flipping Shortcut Keys (And How to Fix Them When It Happens by Accident) shortcut keys to flip screen
Don't panic. Here is the failsafe recovery method: Find and choose your preferred view (Landscape, Portrait,
Before you disable these keys, consider why you might want to use them: shortcut keys to flip screen