Board Thread:Support Requests - Getting Technical/@comment-80935-20130713130629/@comment-4018164-20130713141519

The best way to achive that is by simply rotating the image in an image editor like GIMP or Photoshop, and then re-uploading it.

If you want to literraly rotate the image in the wiki itself, without re-uploading, apply some CSS:  Which results:  Though editing the image and then uploading it is the best way to do that.