repo/extra/firefox-privacy/files/policies.json

{
    "policies": {
        "AppAutoUpdate": false,
        "AppUpdateURL": "http://localhost",
        "CaptivePortal": false,
        "DisableAppUpdate": true,
        "DisableFeedbackCommands": true,
        "DisableFirefoxAccounts": true,
        "DisableFirefoxScreenshots": true,
        "DisableFirefoxStudies": true,
        "DisableMasterPasswordCreation": true,
        "DisablePocket": true,
        "DisableSetDesktopBackground": true,
        "DisableSystemAddonUpdate": true,
        "DisableTelemetry": true,
        "DontCheckDefaultBrowser": true,
        "ExtensionUpdate": false,
        "NetworkPrediction": false,
        "OverridePostUpdatePage": "",

        "DNSOverHTTPS": {
            "Enabled": false
        },

        "EnableTrackingProtection" : {
            "Value": false
        },

        "EncryptedMediaExtensions": {
            "Enabled": false
        },

        "Permissions": {
            "Camera": {
                "BlockNewRequests": true
            },

            "Microphone": {
                "BlockNewRequests": true
            },

            "Location": {
                "BlockNewRequests": true
            },

            "Notifications": {
                "BlockNewRequests": true
            },

            "Autoplay": {
                "Default": "block-audio-video"
            }
        }
    }
}