There are several ways you can refresh or reset your Firefox browser. You could hold down the Shift key and then click on the Firefox icon to open the Safe Mode prompt with an option to refresh the browser, or you could use the Refresh Firefox option, which the browser UI offers.
Firefox users are aware how their favorite browser – like most others – tends to go slow, freeze or crash over a period of time. While one can always try and troubleshoot such Firefox Freezing or Crashing issues, if it does not work for you, refreshing Firefox is the last and best option you should consider, before thinking of a reinstall.
Refresh Firefox online
Mozilla now lets you tune up and refresh your Firefox browser online too!
If you visit the Firefox home page with your Firefox browser, you will be shown a button that lets you Refresh Firefox online.
If you are using an older version, you will be offered the new update. If you visit it using any other browser, you will be shown a link to download Firefox.
Clicking on the Refresh Firefox button, will open the following dialog box.
Selecting the Refresh Firefox button in this box, will start the process to remove DOM storage, security settings, download actions, plugin settings, extensions and themes, website permissions, modified preferences, added search engines, download history, toolbar customizations, user styles and social features.
However Passwords, Open windows and tabs, Cookies, Bookmarks, Browsing history, Web form auto-fill form and your Personal dictionary will not be touched.
To refresh and tune up your Firefox online, visit the Mozilla website, with your up-to-date Firefox browser.