The Microsoft Genuine Advantage Diagnostic Tool or MGADiag Tool provides detailed information about the Microsoft Genuine Advantage components and settings currently on your system. It will allow you to diagnose and automatically resolve problems regarding your Genuine Windows.

Download it by clicking here. Run the tool, copy its findings to your clipboard and then submit a Genuine Windows technical support request here.

If you need additional resources, read more here:

  1. Windows Activation
  2. Genuine Windows.