Clear Cookies and Cache - Mozilla Firefox How to clear the Firefox cache | Firefox Help (mozilla.org) Clearing browser cache and cookies can also help solve GraceLink loading incorrectly. 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. To clear your history (cookies, browsing history, cache, etc.) all at once, see  Delete browsing, search and download history on Firefox . Table of Contents Clear the cache Automatically clear the cache Clear the cache (or Cookies) Click the menu button and select Settings . Select the  Privacy & Security  panel. In the  Cookies and Site Data  section, click  Clear Data… . Remove the check mark in front of  Cookies and Site Data IF you want to only delete cache . Checkmark it if you want to also delete Cookies and Site Data. For more information about managing site data, see  Manage local site storage settings . With  Cached Web Content  check marked, click the  Clear  button. Close the  about:preferences  page. Any changes you've made will automatically be saved. Tip:  Here's another way to clear the Firefox cache: Click the menu button  to open the menu panel. Click  History  and select  Clear Recent History… . Next to  Time range to clear , choose  Everything  from the drop-down menu, select  Cache  in the items list, make sure other items you want to keep are not selected and then click the  OK button. You can also select Cookies if you want to clear them. See  this article  for details. Automatically clear the cache (or cookies) You can set Firefox to automatically clear the cache when Firefox closes: Click the menu button   and select  Settings . Select the  Privacy & Security  panel and go to the  History  section. In the drop-down menu next to  Firefox will , choose  Use custom settings for history . Select the check box for  Clear history when Firefox closes . Click the  Settings…  button. The  Settings for Clearing History  window will open. Put a check mark next to  Cache (or Cookies)  and make sure other items you want to keep are not selected. For more information about other settings, see  Delete browsing, search and download history on Firefox . Click  OK  to close the  Settings for Clearing History  window. Close the  about:preferences  page. Any changes you've made will automatically be saved. Tip : There are several add-ons available that allow you to clear the cache using an icon on your toolbar. Go to the  Mozilla Add-ons Web Page  to do a search. The Mozilla community is not responsible for maintaining and supporting third-party add-ons. Please contact the add-on developer directly if you need assistance with an add-on.