How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7
To help troubleshoot error messages and other issues, you can start Windows Vista or Windows 7 by using a minimal set of drivers and startup programs. This kind of startup is known as a "clean boot." A clean boot helps eliminate software conflicts. This article describes how to troubleshoot problems in Windows Vista or in Windows 7 by performing a clean boot. This article also describes how to start the Windows Installer service and how to reset the computer so that it starts as usual.