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11 Jul 2011  
GeneO

Windows 7 64 bit SP1. EFI boot partition, full EFI boot.
 
 

Quote   Quote: Originally Posted by gregrocker View Post
Remember only one activation at a time per Product Key. So you'll likely need to delete the old OS if you use it's Product Key to activate the new install, or just use another key.

Be sure to get everything transferred over if you activate the new OS with the old key - you have 30 days to do so.

He can still keep the OS on the hard drive and not boot to it or activate it can't he? Why would he have to delete the old OS?
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