Hello, Fire Fox version 78.2 ESR is default browser OS: Windows 10 1909 PB: I want to execute form Firefox: microsoft-edge:https://google.com But the browser need a confirmation I add a gpo for Firefox (admx:) Handlers: {"DefaultHandlersVersion":{"fr":3},"microsoft-edge":{"action":4}} The policy is present in Firefox (about:policies) but it's not working is working if i modify the handlers.json in profiles folders why the GPO not working ? why the handlers.json is not modified when the GPO is applied ? the syntaxes is it good ? Ha you got any ideas ? Thanks