When upgrading from Windows 8.1 to Windows 10, I faced an error that is usually related with the temporary download update folders. Although following Microsoft’s solutions in order to solve this error, I kept dealing with the same problem persistently. After some research, I found that the root of the problem was on the use of a partition software, that messed my laptop partition id’s, mainly the Recovery partition. What usually occurs, is that the Recovery partition get’s ID’d as a Primary partition or an OEM partition. So, in order to be either upgrade or update your OS, you have to s

Fonte: Windows Update error 80070003 | Ricardo Rosa | LinkedIn