Microsoft Windows 10 license backup - Microsoft Community

hello, purchased laptop , came windows 10 activated. i'd format , reinstall windows don't repurchase os. how can backup windows license before formatting? 

thank you

hi obada,

there no need "backup" license digital license registered device , ms account.

for more information , instructions follow link below:

https://support.microsoft.com/en-ph/help/4000735/windows-10-reinstall

i hope helps you, if need anymore or info let know.

good luck,

-richard

Windows / Windows 10 / Windows update, recovery, & backup / PC