DisableThirdPartyModuleBlocking

Do not allow blocking third-party modules (DLLs) from the about:third-party page.

This policy only works on Windows through GPO, not via policies.json.

Compatibility: Firefox 110 (Windows only, GPO only)
CCK2 Equivalent: N/A
Preferences Affected: N/A

Windows (GPO)

Software\Policies\Mozilla\Firefox\DisableThirdPartyModuleBlocking = 0x1 | 0x0

Windows (Intune)

OMA-URI:

./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/DisableThirdPartyModuleBlocking

Value (string):

<enabled/> or <disabled/>