Enable and disable cookies that websites use to track your preferences

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  • Revision id: 789
  • Created:
  • Creator: Tonnes
  • Comment: Apply previous edit to 3.0 section as well
  • Reviewed: Yes
  • Reviewed:
  • Reviewed by: Tonnes
  • Is approved? Yes
  • Is current revision? No
  • Ready for localization: Yes
  • Readied for localization:
  • Readied for localization by: Tonnes
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Cookies - Information that websites store on your computer are stored on your computer by websites you visit and contain information such as site​ pref​eren​ces ​or logi​n stat​us. This article describes how to enable and disable cookies in Firefox.


Cookie Settings

Cookies are enabled by default in Firefox. To check your settings:

  1. At the top of the Firefox window, click on the Firefox button and then select Options.At the top of the Firefox window, click on the Tools menu and then select Options.On the menu bar, click on the Firefox menu and select Preferences....At the top of the Firefox window, click on the Edit menu and select Preferences.

    Click the menu button New Fx Menu and choose Options.Preferences.

  2. Select the Privacy panel.
  3. Set Firefox will: to Use custom settings for history.

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  4. Check mark Accept cookies from sites to enable Cookies, and uncheck it to disable them.

    e9dbd819db1e08809a93d36c5f75fddf-1267773784-749-1.jpg


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  1. Choose how long cookies are allowed to be stored:
    • Keep until: they expire: Each cookie will be removed when it reaches its expiration date, which is set by the site that sent the cookie.
    • Keep until: I close Firefox: The cookies that are stored on your computer will be removed when Firefox is closed.
    • Keep until: ask me every time: Displays an alert every time a website tries to send a cookie, and asks you whether or not you want to store it.
  1. Click OK to close the Options window.Click Close to close the Preferences window.Close the Preferences window. Close the about:preferences page.

  1. At the top of the Firefox window, click on the Firefox button and then select Options.At the top of the Firefox window, click on the Tools menu and then select Options.On the menu bar, click on the Firefox menu and select Preferences....At the top of the Firefox window, click on the Edit menu and select Preferences.

    Click the menu button New Fx Menu and choose Options.Preferences.

  2. Select the Privacy panel.
  3. Check mark Accept cookies from sites to enable Cookies, and uncheck it to disable them.
    • If you are troubleshooting problems with cookies, make sure Accept third party cookies is also check marked.
  1. Choose how long cookies are allowed to be stored:
    • Keep until: they expire: Each cookie will be removed when it reaches its expiration date, which is set by the site that sent the cookie.
    • Keep until: I close Firefox: The cookies that are stored on your computer will be removed when Firefox is closed.
    • Keep until: ask me every time: Displays an alert every time a website tries to send a cookie, and asks you whether or not you want to store it.
  1. Click OK to close the Options window.Click Close to close the Preferences window.Close the Preferences window. Close the about:preferences page.


Websites report cookie errors

If you visit a website that gives an a message indicating that you cannot accept cookies, see Websites say cookies are blocked - Unblock them.