Can't find product key windows 10/11 home

[Ossowkenad]

i bought windows 10/11 home to activate my pc but after changing the motherboard and cpu didnt get product key. now i cant activate windows and i really dont know how to fix this

 

[Xploit Machine]

Here please, for both W10 and W11 https://support.microsoft.com/en-us...e-change-2c0e962a-f04c-145b-6ead-fb3fc72b6665