Delete cookies to remove the information websites have stored on your computer

Revision Information
  • Revision id: 6493
  • Created:
  • Creator: Michael Verdi
  • Comment: added summary and keywords, fixed {for} so fx 4 users would see something
  • Reviewed: Yes
  • Reviewed:
  • Reviewed by: Verdi
  • Is approved? Yes
  • Is current revision? No
  • Ready for localization: Yes
  • Readied for localization:
  • Readied for localization by: Verdi
Revision Source
Revision Content

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 delete cookies in Firefox.

  • To clear your browsing history, cookies, and temporarily cached files at once, see Clearing private data.

Delete cookies for a single site

To delete cookies for one site:

  1. Click the menu button New Fx Menu Fx57Menu and choose Options.Preferences.

Select the PrivacyPrivacy & Security panel and go to the History section.

  • In the drop-down menu next to Firefox will:Firefox will choose Use custom settings for history.
    customhistory38 Fx56Privacy&Security-CustomHistory-new CustomHistory fx57
    1. Click Show Cookies.... The Cookies window will appear.

      ab963d736461b221f497eb33a7f09b1a-1260044801-604-4.png
      ab963d736461b221f497eb33a7f09b1a-1252719697-583-1.jpg
    2. In the Search: field, type the name of the site whose cookies you want to remove. The cookies that match your search will be displayed.
    3. Select the cookie(s) in the list to remove and click Remove Cookie.

      ab963d736461b221f497eb33a7f09b1a-1260044801-604-3.png
      ab963d736461b221f497eb33a7f09b1a-1251872857-60-3.jpg
      • Select the first cookie and press Shift+End to select all the cookies in the list.
    1. Click Close to closeClose the Cookies window.

    Delete cookies for a single site

    To delete cookies for one site:

    1. Click the menu button New Fx Menu Fx57Menu and choose Options.Preferences.
    2. Select the Privacy panel.
    3. Click Show Cookies.... The Cookies window will appear.
    4. In the Search: field, type the name of the site whose cookies you want to remove. The cookies that match your search will be displayed.
    5. Select the cookie(s) in the list to remove and click Remove Cookie.
      • Select the first cookie and press Shift+End to select all the cookies in the list.
    1. Click Close to closeClose the Cookies window.
    2. Close the about:preferences page. Any changes you've made will automatically be saved.

    Delete all cookies

    To delete all cookies stored on your computer:

    1. Click on the Tools menu and select Clear Recent History....
    2. Set Time range to clear to Everything.
    3. Click on the arrow next to Details to expand the list of history items.
    4. Select Cookies and make sure that other items you want to keep are not selected.

      ab963d736461b221f497eb33a7f09b1a-1260044801-604-2.png


      ab963d736461b221f497eb33a7f09b1a-1260044801-604-1.png
    5. Click Clear Now to clear the cookies and close the Clear Recent History window.
    1. Click on the Tools menu and select Clear Private Data....
    2. Click to select Cookies and make sure that other items you want to keep are not selected.
    3. Click Clear Private Data Now to clear the cookies and close the Clear Private Data window.