I downloaded the full ISO for Visual Studio Ultimate CTP 6. The installation program got to about the 90% mark, gauging by the progress bar, and just stuck there. There wa
I had the same problem on a different context. After trying to repair, uninstall, and reinstall with no solution, I decided to wipe out all Visual Studio remnant by using TotalUninstaller by follower the steps by steps on the link below:
https://github.com/Microsoft/VisualStudioUninstaller/releases
Once everything is removed, I was able to successfully install the software.
Be aware that TotalUninstaller will remove everything related to Visual Studio 2013 to 2015. Earlier version will still be preserved.
I added this solution in case someone has the exact same problem.