https://github.com/mozilla/policy-templates/blob/master/README.md Bookmarks { "policies": { "Bookmarks": [ { "Title": "Example", "URL": "http://example.org", "Favicon": "http://example.com/favicon.ico", "Placement": ["toolbar", "menu"], "Folder": "FolderName" } ] } } DNSOverHTTP { "policies": { "DNSOverHTTPS": { "Enabled": [true|false], "ProviderURL": "URL_TO_ALTERNATE_PROVIDER", "Locked": [true|false] } } }