Hi,
I have a MSI laptop with original Windows 10 installed for more than 5 years.
I decided to re-install a fresh Windows 10 because the older one was slow.
Before re-installation I copied the license key in a notepad file to add it in new Windows.
But when I want to add the license on new fresh Windows it does not accept:

I did activation troubleshooter, the same error:

finally with command:
slmgr /ipk
got error:
Error: 0xC004F050 The Software Licensing Service reported that the product key is invalid
