Block new requests asking to access the microphone

If this policy is enabled, sites that are not in the Allow policy will not be allowed to ask permission to access the microphone.

If this policy is disabled or not configured, any site that is not in the Block policy can ask permission to access the microphone.

Supported on: Firefox 62 or later, Firefox 60.2 ESR or later

Registry HiveHKEY_LOCAL_MACHINE or HKEY_CURRENT_USER
Registry PathSoftware\Policies\Mozilla\Firefox\Permissions\Microphone
Value NameBlockNewRequests
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

firefox.admx

Administrative Templates (Computers)

Administrative Templates (Users)