The ability to rotate the screen image is a feature of your video
card, to help it work with monitors that rotate to portrait
orientation. You accidentally pressed Ctrl-Alt, and some arrow key.
Rotate it back using those keys.
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.
