I\'ve uninstalled VS11 using the the windows installer, and deleted just about every registry key I could find relating to it, but it still pops up with this when I try to r
A simpler approach worked for me:
1 - Run the installer from the command line, with /uninstall /force switches, as in:
c:\vs_professional_ENU.exe /uninstall /force
2 - Re-run the installer normally.
I did this with VS2015 under Windows 10. Reference link.