To Rotate Screen: Windows Hotkeys
NVIDIA cards often do not use the Ctrl + Alt shortcuts by default, but you can create your own:
While modern versions of Windows have moved away from native universal hotkeys for this, specific driver-based shortcuts and manual settings still allow for quick transitions. Common Windows Hotkeys to Rotate Screen windows hotkeys to rotate screen
If you pressed the combination and nothing happened, it usually means your graphics driver does not have "Hot Key" support enabled, or you are using a different graphics system (like NVIDIA). NVIDIA cards often do not use the Ctrl
If hotkeys refuse to work, rotate manually: windows hotkeys to rotate screen
