still working: Use these lines to get your windows system cleaned up a bit and free your disk from old temporary and backup files: RD %temp%\ /S /Q rd /s /q C:\Windows\ServiceProfiles\NetworkService\AppData\Local\VSEQT\QTController rd %windir%\temp\ /s /q rd C:\TEMP\ /s /q rd C:\Quarantine /s /q rd "%userprofile%\AppData\Local\Temp\" /s /q del C:\Windows\Installer\.tmp RD /S /Q "%SystemRoot%\Microsoft.NET\Framework\v1.0.3705\Temporary ASP.NET Files\" RD /S /Q "%SystemRoot%\Microsoft.NET\Framework\v1.1.4322\Temporary ASP.NET Files\" RD /S /Q "%SystemRoot%\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\" RD /S /Q "%SystemRoot%\Microsoft.NET\Framework\v3.0\Temporary ASP.NET Files\" RD /S /Q "%SystemRoot%\Microsoft.NET\Framework\v3.5\Temporary ASP.NET Files\" RD /S /Q "%SystemRoot%\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\" RD /S /Q "%userprofile%\AppData\Local\Microso