Luckily you can upgrade your Windows 7 PC to Windows 10 for free (Image: Getty Images)įortunately, you can still upgrade your Windows 7 PC to Windows 10 for free by taking advantage of Microsoft's built-in upgrade tool.Īccording to ZDNet, all you need is a genuine copy of Windows 7 or Windows 8/8.1 to upgrade for free.īack up your files, make sure all your hardware is updated, and disconnect external storage.