about:config preferences can be customized using the user.js files. See https://github.com/pyllyukko/user.js/#installation https://github.com/pyllyukko/user.js/

about:config preferences can be customized using the user.js files. See https://github.com/pyllyukko/user.js/#installation https://github.com/pyllyukko/user.js/#installation for some examples. For addons and other options you can use policies.json file, see https://github.com/mozilla/policy-templates/blob/master/README.md https://github.com/mozilla/policy-templates/blob/master/READ...