Press Ctrl + Alt + Up Arrow to return the screen to normal
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
Right-click the desktop and open Display settings
Find the Display orientation setting
Select Landscape, Portrait, Landscape (flipped), or Portrait (flipped)
Click Apply and confirm the change
On Mac, open System Settings
Go to Displays
Choose the rotation option if available
On some laptops, use the graphics control panel for rotation settings