With the free "Microsoft Fix it Center" existing PC problems can be analyzed and corrected.

The “repair center” analyzed, for example, the hardware and connected devices, the network, incoming connections, shared folders and much more.

The "Microsoft Fix it Center" then lists any errors. A decision can then be made as to how to deal with these problems.
If you wish, the software can fix the problems directly so that possible errors can be eliminated before they affect your work on the computer.

See the article:

Fix it Center fix problems quickly

Microsoft Fix it Center
Version	License	Author	System	Language	filesize
-	Freeware	Microsoft	Windows XP SP3 Windows XP Pro (64-bit) SP2 Windows Vista Windows 7 Windows Server 2003 SP2 Windows Server 2008 Windows Server 2008 R2	German	362 KB
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