For certain cases, you may require to provide .NFO for the machine your plan to transfer license over.
One of the items will be ask together with the rest of support document, will be the .NFO for that new machine.
Below is the steps for generate .NFO
1. On the Start menu (Windows), click Run. In the Run dialog box, enter MSINFO32.
2. In the System Information dialog box, on the File menu, click Save.
3. In the Save As dialog box, make sure that the file type is System Information File (.NFO).
4. Enter a name for the file. Click Save.