Allows Microsoft Defender Antivirus to update and communicate over a metered connection.


Disabled (Default):
Updates and communications are not allowed over metered connections.

Enabled:
Allow managed devices to update through metered connections. Data charges may apply.

Supported on: At least Windows Server 2012, Windows 8 or Windows RT

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Microsoft\Windows Defender\Signature Updates
Value NameMeteredConnectionUpdates
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

windowsdefender.admx

Administrative Templates (Computers)

Administrative Templates (Users)