Block Trackers

Supported on: Firefox 151 or later

Registry

HKLM Software\Policies\Mozilla\Firefox\LocalNetworkAccess

HKCU Software\Policies\Mozilla\Firefox\LocalNetworkAccess

Value name: BlockTrackers

Enabled: BlockTrackers = 1

Disabled: BlockTrackers = 0

Description

If this policy is enabled, third-party trackers are prevented from accessing localhost and local network resources. If this policy is disabled or not configured, third-party trackers are not blocked from accessing local network resources.