Windows Server 2008 R2 Remote Desktop/Terminal Server DPI Changes
We were having a problem where our users couldnt change the font scaling on their own. The options were greyed out and unusable (even as an administrator). For many months there were discussions on various forums about it. We had another user ask about it recently so I decided to see if there were any updates, and there were! There are now a few different fixes.
The official fix is here: http://support.microsoft.com/kb/2726399
That worked fine if you were an administrator (this was in our citrix environment, didnt check with plain RDP connections). However users were unable to change the settings still. So a little more searching turned up a tool to do it. Just have the user run the exe, change the setting to whatever they want, then log off and back in and its all good! Here is a copy of the program zipped up: ChangeFontSize