✔ 最佳答案
Assume the Windows is real and you have the cd case. Therefore, you must have all the serial numbers. In your case you can call Microsoft and saying you having this problem. All you have to do is tell them the number on your sticker, which is the cd key you put when you install the windows. After couple questions and they confirm that you are the real owner. You should have no problem updating and the message will not saying you have a fake verison any more.