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

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

Registry

HKLM Software\Policies\Microsoft\Windows Defender\Signature Updates

Value name: MeteredConnectionUpdates

Enabled: MeteredConnectionUpdates = 1

Disabled: MeteredConnectionUpdates = 0

Description

Disabled (Default): Updates and communications are not allowed over metered connections. Enabled: Allow managed devices to update through metered connections. Data charges may apply.