The Surface Pro 3 is Microsoft’s own hardware, and also the handheld gaming platform Microsoft was pushing, so upgrading it to Windows 10 really shouldn’t be a problem. I bought the regular version of the Surface Pro 3, then picked up a key on eBay to upgrade it to Windows 8.1 Pro, so the Windows 10 upgrade I got was naturally Pro too. The upgrade itself went smoothly. Just like everyone else: reserved the Windows 10 upgrade, downloaded it ahead of time, upgraded directly. The process was fast, and then I ran into a few problems: