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Clear cache and cookies in Firefox

Occasionally, you may have trouble loading or using applications on your computer. Clearing your cache and deleting cookies may help resolve this issue. See below for instructions on how to clear the cache and delete cookies in the Firefox browser (Version 120) using the latest operating systems for Mac and Windows 11.

Clear cache and cookies from the Settings page

  1. Click the menu button Menu button. Screenshot. and select Settings.
  2. Select the Privacy & Security panel.
  3. In the Cookies and Site Data section, click Clear Data….
  4. Select the checkbox next to Cookies and Site Data and Cached Web Content and click the Clear button.
    Screenshot of the Clear Data pop-up window in Firebox with checkboxes to the left of Cookies and Site Data and Cached Web Content. In the lower right corner are buttons to Clear or Cancel.

  5. Close the Settings page. Any changes you've made will automatically be saved.

Clear cache and cookies from the Menu panel

  1. Click the menu button Menu button. Screenshot..
  2. Click History and select Clear recent history….
  3. In the Time range to clear drop-down menu, choose Everything, select the checkbox next to Cache and Cookies, clear all items you want to keep, and then click the Clear Now button.
    Screenshot of the Clear Recent History window with a drop-down menu to select the Time range to clear at the top. Below are the History and Data sections with checkboxes beside the options. In the lower right corner, there are buttons to Clear Now or Cancel. 

  4. The Clear Recent History box will automatically close. 

For more information on clearing the Firefox cache, please visit support.mozilla.org/en-US/kb/how-clear-firefox-cache.

Additional information

Visit our Online Support Center to find common solutions.

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