Do not allow preferences to be changed

If this policy is enabled, notification preferences cannot be changed by the user.

If this policy is disabled or not configured, the user can change their notification preferences.

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\Notifications
Value NameLocked
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

firefox.admx

Administrative Templates (Computers)

Administrative Templates (Users)