Add-ons and older versions of Firefox ESR may enable your users to run legacy add-ons and view websites that require Internet Explorer.
How to use AutoConfig files to set and lock preferences that are not covered by Firefox policies.
How to manage Firefox Enterprise with Microsoft Endpoint Manager (Intune).
How to fix Firefox drag-and-drop errors when running Windows as Administrator with UAC disabled and the Launcher Process enabled.
Kiosk mode locks down Firefox in order to protect the kiosk from users. Learn more.
This article will help you figure out problems with policies not applying.
Starting with Firefox 64 and Firefox ESR 60.4, Firefox supports configuration files on macOS.
Firefox 66 introduced DOM events changes for compatibility with legacy content. Learn more.