Find Windows Activation and Product-Key Information
Source-checked · About 10 minutes
Answer
Open Settings > System > Activation to check Windows activation. A product key may be stored digitally or supplied by the seller or organization, so use Microsoft's ownership guidance before attempting any key recovery.
After locating legitimate license information, compare the edition it covers with the installed edition and store the purchase record securely. Do not post a full product key in screenshots or support forums.
5
Know when no reusable key exists
Many current installations use a digital licence linked to hardware or a Microsoft account and do not expose a reusable key. A displayed generic installation key is not proof of ownership or transfer rights.
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Check the seller or organization records
Check the confirmation email, retail card, Certificate of Authenticity, device seller, or organization according to Microsoft's acquisition categories. Use Activation troubleshooting when the issue is activation rather than key location.
Video walkthrough
If it does not work
If Activation reports an error after hardware changes or reinstall, record the code and contact Microsoft or the seller with proof of purchase. Avoid key extractors, registry scripts, activation servers, and discounted keys from unverifiable marketplaces.
ⓘ Sources and verification
Checked against official documentation on . Scope: Windows.
Follow the linked first-party guidance if labels differ after a platform or app update.