Few things are more frustrating than a Windows Update that gets stuck at 99% or an optional feature that refuses to install, only to hit you with the cryptic Error 0x800f0952
Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU
Navigate to: Computer Configuration > Administrative Templates > System .
: Many managed environments block clients from reaching the public Microsoft Update servers, but forget to host the necessary Features on Demand locally.