How to backup and restore activation for Office 2013, 2010, 2007, 2003 and XP

Ever since Microsoft introduced product activation in Office XP, there has been a need to back up the activation so you can restore it later should you need to format your disk drive and reinstall Windows and Office again on the same hardware. Unfortunately, it's not easy to do this manually although not impossible. Plus, with some Office releases, Microsoft has made some changes to the licensing and activation technology to thwart piracy. Let us see how to backup your Office activation. This is perfectly legal as long as you have a valid activated license.

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