If you lost your windows 10 product key use one of the methods shown in this post to find windows 10 serial number or license key.
Get windows 10 license key.
Volume license product key activation.
Command prompt will appear in the search results.
The windows 10 settings app has a page for displaying your activation information including whether you have a digital license though your key isn t shown here.
Depending on how you got your copy of windows 10 you ll need either a 25 character product key or a digital license to activate it.
A digital license called a digital entitlement in windows 10 version 1511 is a method of activation in windows 10 that doesn t require you to enter a product key.
If you are looking for a windows 10 key the better alternative will be to use the free version of windows 10 instead of buying a new license key.
The 25 character windows product key contains letters and numbers divided into 5 groups that are separated by a hyphen and written in the.
Find windows 10 product key.
Settings update.
To do this type cmd in the windows search bar.
It comes with all windows functionalities and you will get feature and security updates too.
Windows product key also known as oem original equipment manufacturer key is a 25 character long code used by microsoft to prevent unauthorized use of its software.
To find your windows 10 product key using the command prompt you ll need to open the command line application with administrative privileges.