Want to take a DLL backup from GAC ?
1st Option ~~~~~~~ open command prompt and navigate to %windir%/assembly/gac_msil/ and use copy command to take a copy of the require dll. 2nd Option ~~~~~~~ Want to do it in a windows way , Simply enter the following commands on command prompt : subst g: %windir%\assembly\gac or subst g: %windir%\assembly\gac_32 or subst g: %windir%\assembly\gac_msil Now open Explorer, go to drive G: and you're all set. to remove drive subst g: /d