Press Ctrl + Alt + Up Arrow to return to normal orientation
Press Ctrl + Alt + Down Arrow to flip the screen upside down
Press Ctrl + Alt + Left Arrow to rotate the screen left
Press Ctrl + Alt + Right Arrow to rotate the screen right
On Windows, open Display settings
Select Display orientation
Choose Landscape, Portrait, Landscape (flipped), or Portrait (flipped)
Click Apply
Confirm the change if prompted
On a Mac, open System Settings
Go to Displays
Hold Option and click Scaled if needed
Select the rotation option if available
Confirm the change if prompted