Download firefox older version 4




















It allows you to also completely mute tabs and prevents notifications from disrupting your browsing session. Taking screenshots on websites is easier than ever.

Firefox comes with a built-in tool to save screenshots or a portion of a page in the form of an image. Firefox supports multiple browsing tabs, each one of them handled individually.

If one page stops responding, all other tabs will still be responsive. You can open multiple Firefox windows and move tabs between them with just click and drag. Firefox can block companies from tracking your web activity or reading cookies left by other websites including social media trackers.

Creating a Firefox account enables even more useful features such as syncing. You can sync passwords, cookies, history, plugins, bookmarks, and many more across multiple devices.

More Mozilla Innovation. Security fixes to address the Meltdown and Spectre timing attacks. Reference link to Download Firefox Firefox Privacy Notice. Get Mozilla VPN. Firefox for Android Get the customizable mobile browser for Android smartphones. Firefox Focus Simply private mobile browsing. Mozilla Firefox 4. File Size: Plugins which also support this rendering model can now draw faster and more efficiently Web developers can update the URL field without reloading the page using HTML History APIs More responsive page rendering using lazy frame construction Link history lookup is done asynchronously to provide better responsiveness during pageload CSS :visited selectors have been changed to block websites from being able to check a user's browsing history New HTML5 parser Support for more HTML5 form controls Web authors can now get touch events from Firefox users on Windows 7 machines A new way of representing values in JavaScript that allows Firefox to execute heavy, numeric code used for things like graphics and animations more efficiently.

Answer questions and improve our knowledge base. Search Support Search. Home Firefox Download, install and migration Install an older version of Firefox. Warning: Firefox now includes downgrade protection to prevent corruption of user profile data. If you install an older version, you'll be prompted to create a new Firefox profile. Table of Contents 1 Installing a previous version doesn't fix most problems 2 I still want to downgrade — where can I get the previous version? Note: Other problems can be solved with the Refresh Firefox feature.

It restores Firefox to its default state while saving your essential information. Warning: Older Firefox versions pose a significant security risk.



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