How to Clear Mozilla Firefox's Cache and Cookies

Modified on Thu, Nov 19, 2020 at 10:16 AM

To clear cache and cookies in Firefox, select the hamburger icon in the top-right corner of the browser to open the menu.

Hamburger menu for settings in Firefox

Select “Options” from the menu.

Options item in firefox menu

The Firefox preferences settings will appear in a new tab. Here, select “Privacy & Security” from the left-hand pane.

Privacy and security in Firefox

Scroll down to the “Cookies And Site Data” section. Here, select “Clear Data.” To clear cookies and site data when you close Firefox, check the box next to that option.

Clear cookies and cache in firefox

The “Clear Data” window will appear. Check the boxes next to “Cookies And Site Data” and “Cached Web Content” and then select “Clear.”

select and clear cache and cookies

A warning message will appear, letting you know that if you select “Clear Now” that you may be signed out of websites and offline web content may be removed. If you’re sure, select “Clear Now.”

Clear now button

After a few moments, your cache and cookies will be deleted.

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