
Originally Posted by
DrNomis_44
As far as I understand, when you do the upgrade from Windows 7, or 8, to Windows 10, the serial that was linked to the computers running those versions of Windows, and stored on Microsoft's servers, is used to activate Windows 10 on those devices, I may be wrong though, but as long as Windows 7 and 8 were properly activated on those computers, you shouldn't have any problems, Microsoft offered Windows 10 as a free upgrade for Windows 7 and 8 when it was first released, I took advantage of the offer as soon as I could, haven't had very many problems with activations so far....touchwood.