Visual Studio 2015 installer hangs during install?

Question

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

Answer 1

I have similar problems, my savior became Windows Safe Mode

STEPS:

1. Restart Windows in Safe Mode (*run msconfig -> boot -> boot options -> check safe boot -> mode Network)
2. In Safe Mode:
   1. Enable Windows Installer:

      REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot\Network\MSIServer" /VE /T REG_SZ /F /D "Service"

   2. Start Windows Installer service:

      net start msiserver

   3. Run Visual Studio Updater / Installer
3. Restart in normal mode (run msconfig -> boot -> boot options -> uncheck safe boot)