How to flip my screen. On the display page if you have more than one monitor installed choose the display you need to rotate. Select your external display from the available displays. You can only rotate external displays and the display must.
To rotate your screen with hotkeys press ctrlaltarrow. To flip your screen hit the ctrl alt updown arrow keys at the same time. Some graphics cards allow the user to rotate the screen by holding ctrlalt and pressing one of the arrow keys.
Click the orientation drop down and choose the rotation you need. Click the displays option. Method 2of 2mac 1.
Right click the windows desktop on a blank space where theres no open program window and click display settings. Hold down and press the ctrl alt up arrow. Select your external display.
For example pressing ctrl alt down arrow with flip the image on your screen upside down and pressing ctrlaltup arrow would put it back to normal. Hold down and press the ctrl alt down arrow.