

After that again use the tool to update your system to the latest version of Windows 10. You must close Windows Upgrade Assistant tool and perform a quick restart. So without further delay why don’t you start reading about the first one: 1. To escort users from this situation I decided to write all the possible solutions using which they can troubleshoot Windows 10 Update Assistant stuck at 99% issue. Clean Installation of Windows 10 Fix: Windows 10 Update Assistant Stuck at 99%
