How do I Clear Cache and Cookies in Firefox for both Desktop and Mobile browser

Mozilla Firefox Cache temporarily stores information such as images, location and web page data from the sites you visit. So the next time you visit that site, Firefox will load the page faster because of saved cache files.


Firefox browser also stores cookies to remember login information, or to record the user’s browsing activity. You should clear your browser’s cache and cookies to protect your personal information and to fetch the latest changes available from the site.

To clear cache and cookies in Firefox, follow the steps detailed below:

Clear Cache and Cookies in Firefox (Desktop)

Method 1: Clearing Cache

Step1: Open Mozilla Firefox.

Step 2: Click on the menu icon located at the top right corner and choose Options.Firefox-setting

Step 3: Under Advanced section, Click on Network.clear-cache-firefox

Step 4: Look for the Cached Web Content section, Click Clear Now.

Also Read: How to Clear Cache in Google Chrome

Method 2: Clear Cache and Cookies.

Step 1: Open Firefox browser.

Step 2: Click on the menu icon and select Options.

Step 3: Under Privacy section, Click Clear your recent history. 


Step 5: A new dialog box will open, from the drop-down menu labeled “Time range to clear“, select “Everything“.

Shortcut: Pressing Ctrl+Shift+delete keys from the keyboard will skip the above 5 steps.

Step 4: Now click the arrow icon next to Details, check the options “Cache“, “Cookies” and “Active Logins“.Clear-cache-and-cookies

Important: If you want to clear all the Firefox Cached stored data such as browsing and download history, offline website Data and stored login details, check all the options

Step 5: Click Clear Now to clear the selected options.

Also Read: How to clear browsing history in Mozilla Firefox

Method 3: Automatically Clear Cache and Cookies when Firefox closes

If you want Firefox to Clear Cache and Cookies automatically, you need to set Firefox to automatically clear the cache, when Firefox closes.

Step 1: Click the menu icon and select Options.

Step 2: Under Privacy section, go to History, from the drop-down menu, change “Firefox will:” to “Use custom settings for history”.automatically-clear-cache-cookies

Step 3: Now tick the checkbox labeled: Clear History when Firefox closes. and click the Settings button next to it.

Step 4: Mark the checkbox “Cookies” and “Cache” and click OK.check-cookies-cache

Now every time you close the Firefox, it will automatically clear cache and cookies data.

For more additional information, see Mozilla Support for clearing history.

Also Read: How to change default download location 

Clear Cache and Cookies in Firefox Mobile Application

Step 1: Open Firefox app and tap on the menu icon (3 dots) at the top right corner and click on Settings.Firefox-app-settings

Step 2: Now look for “Clear Private Data” and tap it.


Step 3: Select the “Cache” and “Cookies & active logins” checkbox and press Clear Data. Your cache and cookies will be cleared.clear-cache-cookies-firefox-app

Note: You can choose to remove other browsing data and history by selecting the desired checkbox.

If you know any other methods, feel free to give your valuable suggestion below in the comment box.

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