wusa

  1. Windows Update Standalone Installer (WUSA) returns 0x5 ERROR_ACCESS_DENIED when deploying .msu files

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  2. Description of the Windows Update Stand-alone Installer (Wusa.exe) and of.msu files in Windows Vista

    Describes the Wusa.exe tool that you can use to install update packages in Windows Vista and in Windows Server 2008. Update packages have an.msu file name extension. More...