Homepage

Configure the default homepage and how Firefox starts.

Compatibility: Firefox 60, Firefox ESR 60 (StartPage was added in Firefox 60, Firefox ESR 60.4, homepage-locked added in Firefox 78)
CCK2 Equivalent: homePage,lockHomePage
Preferences Affected: browser.startup.homepage, browser.startup.page

Values

The following members are configurable:

• URL is the default homepage.
• Locked prevents the user from changing homepage preferences.
• Additional allows for more than one homepage.
• StartPage is how Firefox starts. Expects one of the following values:
  • none: Start with a blank page (no homepage, no previous session).
  • homepage: Start with the homepage in URL policy.
  • previous-session: Restore the previous session (all tabs and windows reopen).
  • homepage-locked: Always force the homepage at startup, users cannot choose session restore. (Firefox 78)

Windows (GPO)

Software\Policies\Mozilla\Firefox\Homepage\URL = "https://example.com"
Software\Policies\Mozilla\Firefox\Homepage\Locked = 0x1 | 0x0
Software\Policies\Mozilla\Firefox\Homepage\Additional\1 = "https://example.org"
Software\Policies\Mozilla\Firefox\Homepage\Additional\2 = "https://example.edu"
Software\Policies\Mozilla\Firefox\Homepage\StartPage = "none" | "homepage" | "previous-session" | "homepage-locked"

Windows (Intune)

OMA-URI:

./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Homepage/HomepageURL

Value (string):

<enabled/>

<data id="HomepageURL" value="https://example.com"/>
<data id="HomepageLocked" value="true | false"/>

OMA-URI:

./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Homepage/HomepageAdditional

Value (string):

<enabled/>

<data id="HomepageAdditional" value="1&#xF000;http://example.org&#xF000;2&#xF000;http://example.edu"/>

OMA-URI:

./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Homepage/HomepageStartPage

Value (string):

<enabled/>

<data id="StartPage" value="none | homepage | previous-session"/>

macOS

<dict>
  <key>Homepage</key>
  <dict>
    <key>URL</key>
    <string>http://example.com</string>
    <key>Locked</key>
    <true/> | <false/>
    <key>Additional</key>
    <array>
      <string>http://example.org</string>
      <string>http://example.edu</string>
    </array>
    <key>StartPage</key>
    <string>none | homepage | previous-session | homepage-locked</string>
  </dict>
</dict>

policies.json

{
  "policies": {
    "Homepage": {
      "URL": "http://example.com/",
      "Locked": true | false,
      "Additional": ["http://example.org/",
                     "http://example.edu/"],
      "StartPage": "none" | "homepage" | "previous-session" | "homepage-locked"
    }
  }
}