Because the shortcut operates at the graphics driver level rather than the core OS level (in many cases), navigating a flipped screen to fix the issue can be disorienting. The mouse movements remain relative to the screen's orientation, meaning moving the mouse "up" might move the cursor "left." The remedy is almost always the reverse command: Ctrl + Alt + Up Arrow . Failing that, the user must navigate to the Windows Display Settings menu using a combination of keyboard navigation (Windows Key + Arrow Keys) to restore order.
If you have ever accidentally flipped your screen upside down or need to view a long document in portrait mode, knowing the right orientations can save you a lot of frustration. keyboard shortcut to rotate screen
Because native shortcuts are inconsistent, many IT professionals and multi-monitor users rely on free tools: Because the shortcut operates at the graphics driver