This policy setting allows you to specify an interval at which to check for definition updates. The time value is represented as the number of hours between update checks. Valid values range from 1 (every hour) to 24 (once per day).If you enable this setting checks for definition updates will occur at the interval specified.If you disable or do not configure this setting checks for definition updates will occur at the default interval.
Policy path:
Windows Components\Windows Defender\Signature Updates
Scope:
Machine
Supported on:
At least Windows Server 2012 Windows 8 or Windows RT
Registry settings:
HKLM\Software\Policies\Microsoft\Windows Defender\Signature Updates!SignatureUpdateInterval; HKLM\Software\Policies\Microsoft\Windows Defender\Signature Updates!SignatureUpdateInterval
Filename:
WindowsDefender.admx