I lost my product key for Windows 7 Ulimate

I lost my product key for Windows 7 Ulimate, who can I contact or where can I go to retieve it,

Is Windows 7 Ultimate still installed? If it is, then you could use the following to retreive it:

Here are four utilities, all of which will may display your product keys if they are still there:
Belarc Advisor: http://www.belarc.com/free_download.html
(It does a good job of providing a wealth of information.)

Also: http://www.magicaljellybean.com/keyfinder.shtml
and: http://www.nirsoft.net/utils/product_cd_key_viewer.html
and RockXP: http://www.majorgeeks.com/download4138.html which has additional features


If not:

Lost or misplaced product key (certificate of authenticity)


How to obtain a replacement product key?

To replace a Microsoft product key, you must contact Microsoft Customer Service and Support. To locate the appropriate telephone number, visit the following Microsoft Web site:


To know more about this, visit


Windows Insider MVP
MVP-Windows and Devices for IT

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Question Info

Last updated March 20, 2018 Views 68 Applies to: