Windows Update Autoupdate Service – WUAUSERV.DLL

Files called wuauserv.dll and wuauclt.exe are programs used by Microsoft's Windows Update feature found at http://windowsupdate.microsoft.com. Wuauclt.exe is the Windows Update client, wuauserv.exe is the Windows Update service. Unless they're causing you problems, we'd recommend leaving these files in place.

You'll find answers to frequently asked questions and workarounds for common problems in the Windows Update FAQ at http://support.microsoft.com/default.aspx?scid=kb;en-us;842283.

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