Check for the latest virus and spyware security intelligence on startup
Supported on: At least Windows Server 2012, Windows 8 or Windows RT
Registry
HKLM
Software\Policies\Microsoft\Windows Defender\Signature Updates Value name: UpdateOnStartUp
Enabled: UpdateOnStartUp = 1
Disabled: UpdateOnStartUp = 0
Description
This policy setting allows you to manage whether a check for new virus and spyware security intelligence will occur immediately after service startup. If you enable this setting, a check for new security intelligence will occur after service startup. If you disable this setting or do not configure this setting, a check for new security intelligence will not occur after service startup.