How to clear the Firefox cache

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  • Revision id: 90660
  • Created:
  • Creator: FredMcD
  • Comment: Add-ons can do this job quickly.
  • Reviewed: No
  • Ready for localization: No
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The Firefox cache temporarily stores images, scripts, and other parts of websites you visit in order to speed up your browsing experience. This article describes how to clear the cache.

Please Note: There are several add-ons available that will allow you to clear cache using an icon on your toolbar. Go to the Mozilla Add-ons Web Page {web link} (There’s a lot of good stuff here) and search for what you want.

Clear the cache

  1. Click the menu button New Fx Menu Fx57Menu and choose Options.Preferences.
  2. Select the Advanced panel.
  3. Click on the Network tab.
  4. In the Cached Web Content section, click Clear Now.
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  5. Close the about:preferences page. Any changes you've made will automatically be saved.

Automatically clear the cache

You can set Firefox to automatically clear the cache when Firefox closes:

  1. Click the menu button New Fx Menu Fx57Menu and choose Options.Preferences.
  2. Select the Privacy panel.
  3. In the History section, set Firefox will: to Use custom settings for history.
  4. Select the check box for Clear history when Firefox closes.
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  1. Beside Clear history when Firefox closes, click the Settings… button. The Settings for Clearing History window will open.
  2. In the Settings for Clearing History window, click the check mark box next to Cache.
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  1. Click OK to close the Settings for Clearing History window.
  2. Close the about:preferences page. Any changes you've made will automatically be saved.