I will try again the PID method, I will let you know if it still works, thank you all for the quick answer !
@Mystere : Asus can offer a compensation for the licence very easily. I already started...

I will try to ask them before, just in case.

But just to know, is there any way to bypass the OEM key in BIOS ?

Hi, thanks ! :)

Actually I don't know. I don't want to boot in Windows 10 in case the product key I want to get a refund of is used. Asus would probably cancel my refund request...

Hello,

I bought recently a new laptop (Asus UX303UA) which come with a pre-installed version of Windows 10 Home. I actually try to receive a refund for it because I have another valid key for...