I allowed CC to update Illustrator and it removed the licensed version. How to I revert back to my original version?
You may need to remove everything and do a fresh install
Sign out of your account... Uninstall... run the Cleaner...
-http://helpx.adobe.com/creative-cloud/help/install-apps.html (and uninstall)
-using the cleaner after uninstalling and before reinstalling is needed
Retrieving data ...