Re: Forgive me please
There should be a sticker on the side of the case. Enter that product key, and activate it. If it doesn't activate online, then you'll just have to call MicroSoft with the number they provide, and enter about 50 numbers or so that they give you.
Your XP disc was the same version that she had on her computer to begin with, though, correct? Like for example, if she had XP Home, was your disc XP Home as well?
Laptop: MSI GT70 2OC-059us | i7-4700MQ | 16GB | GTX 770m | 500GB SSD / 750GB HDD | 17.3" | Win10 Pro
Desktop: 4690k | 12GB g.Skill RipJaws | GTX 970 | 520hx | Z87X-UD4H | Corsair Vengeance C70 | Corsair H110 | Acer 25" | Acer 22" | Win10
Mobile: Samsung Galaxy Note 5
If I help you, or you just like what I said, rep me by clicking the under my post