[ Windows | XP | 7 (seven) | 8 | 10 | ] - [ Server | 2003SBS | 2008SBS | 2011SBS | 2016 | WSUS ]
Microsoft Windows 7 / WSUS in a SBS 2003 domain
Disable windows clients wsus GPO usage.
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU