密钥无效。提示信息为:Unfortunately, we cannot complete this transaction. Microsoft does not recognize this as a legitimate product. Please verify that you are using a genuine product key when attempting to activate your product. You may be able to return the software to your reseller for a new product.
错误提示为:I was not able to validate your installation ID. Please have the Activation window up on your computer screen, so you can have this number handy. The representative will need this number to help with activating your product.