HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\WindowsUpdate\AU

Do not adjust default option to 'Install Updates and Shut Down' in Shut Down Windows dialog box
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\WindowsUpdate\AU\NoAUAsDefaultShutdownOption
Do not display 'Install Updates and Shut Down' option in Shut Down Windows dialog box
- HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\WindowsUpdate\AU\NoAUShutdownOption