A window should open similar to the one shown below.
Windows vertical screen.
On windows 10 you ll be taken to the settings system display window.
Click on catalyst control center to launch it.
Press the windows key type display settings and then press enter.
To change your screen s orientation from vertical to horizontal if you are using an amd gpu you need to.
Select your orientation click apply and then ok non windows 10 users.
Right click on an empty space on your desktop.
In windows xp select properties and then click the settings tab.
In windows 7 and 8 this can be accessed by right clicking on the desktop and selecting screen resolution.
In windows vista select personalization and then click the display settings option.
Under orientation click the down arrow at the edge of the box.
Select start settings system display and choose a screen orientation from the drop down list labelled orientation.
Locate the orientation option under resolution click the dropdown menu under it and then choose your preferred screen orientation landscape portrait landscape flipped or portrait flipped.
Windows 7 8 and 10.