I have Windows 7 and Adobe Creative Cloud told me to uninstall and reinstall the program as I was trying to figure out how to fix why I was unable to sign in. I would sign in and it would tell me I've been signed out. If anyone can help me with both problems, that would be awesome. Thanks!
Sign Out When Sign In http://forums.adobe.com/thread/1450581?tstart=0 may help
-and 'looping' https://forums.adobe.com/thread/1504792
Discussions of RE-installing
-Sign out fix http://forums.adobe.com/thread/1408331?tstart=0
-On a new drive http://forums.adobe.com/thread/1398961?tstart=0
-using the cleaner after uninstalling and before reinstalling will usually help