Pre-Built - Upgrading from 32 bit -64 bit

Cozzy258

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Feb 21, 2014
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I recently got given a Dell OptiPlex 790 and I was happy with it until i noticed that it was running a 32bit installation of windows 7, I was wondering if I could upgrade it to 64bit , currently i do not know the whereabouts of the original box or paperwork/ instalation disks that came with it I have looked all over the microsoft website and it says you can re-install windows through and advanced system restore but that requires a instilation disk and even then i do not know whether it will provide a option for a 64 bit instilation or just install 32 bit
 


You can't do an upgrade install from 32 bit to 64 bit. You have to do a clean install. Back up any data to another medium before installing.