Disable the default browser agent.

If this policy is enabled, the default browser agent is disabled.

If this policy is disabled or not configured, the default browser agent is enabled.

For more information about the default browser agent, see https://firefox-source-docs.mozilla.org/toolkit/mozapps/defaultagent/default-browser-agent/index.html

Supported on: Firefox 75 or later, Firefox 68.7 ESR or later

Registry HiveHKEY_LOCAL_MACHINE or HKEY_CURRENT_USER
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameDisableDefaultBrowserAgent
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

firefox.admx

Administrative Templates (Computers)

Administrative Templates (Users)