DisplayMenuBar

Set the state of the menubar.

Compatibility

Firefox	Firefox ESR	Firefox Enterprise
Available since 60	Available since 60	Available since 149

Windows and some Linux only.

The string values below were added in Firefox 72, Firefox ESR 68.5. Earlier versions accept only true or false.

CCK2 Equivalent: displayMenuBar
OMA-URI: DisplayMenuBar
Preferences Affected: N/A

Examples

policies.json

{
  "policies": {
    "DisplayMenuBar": "always"
  }
}

JSON schema

DisplayMenuBar JSON schema

{
  "anyOf": [
    {
      "type": "boolean"
    },
    {
      "type": "string",
      "enum": [
        "always",
        "never",
        "default-on",
        "default-off"
      ]
    }
  ]
}

Values

• always means the menubar is shown and cannot be hidden.
• never means the menubar is hidden and cannot be shown.
• default-on means the menubar is on by default but can be hidden.
• default-off means the menubar is off by default but can be shown.

Windows (GPO)

Software\Policies\Mozilla\Firefox\DisplayMenuBar = "always", "never", "default-on", "default-off"

macOS

<dict>
  <key>DisplayMenuBar</key>
  <string>always | never | default-on | default-off</string>
</dict>