Learn how to turn Tracking Protection on.įirefox now exclusively supports extensions built using the WebExtension API, and unsupported legacy extensions will no longer work. Users can enable Tracking Protection at all times. In case you missed it-57 Release privacy and performance feature:

Audio will not be affected.ĪMD VP9 hardware video decoder support for improved video playback with lower power consumptionĪn expanded section in preferences to manage all website permissions

Video resumes when the media tab is in the foreground and the player is visible on the screen. Video decoding is shut down when the tab playing the media is sent to the background or the video is not visible on the screen. Learn how to add the stand-alone search bar to the toolbarĪ revamped new tab page that includes top visited sites, recently visited pages, and recommendations from Pocket (in the US, Canada, and Germany)Īn updated product tour to orient new and returning Firefox users You can find Firefox 3.6.18 here.A completely new browsing engine, designed to take full advantage of the processing power in modern devicesĪ redesigned interface with a clean, modern appearance, consistent visual elements, and optimizations for touch screensĪ unified address and search bar. The downgrade procedure will leave your profile untouched. > Firefox 4.0.1 > Win32 (for Windows 32-bit), > en-US (for US English version), download the > Firefox setup 4.0.1 exe file and run it to downgrade from Firefox 5 to Firefox 4.

Simply vist the Mozilla FTP Server using your browser, navigate to the Firefox version you want to downgrade to, e.g. You do not have to uninstall Firefox to downgrade. A guide on the mozillaZine shows you how to locate your profile folder. If, however, Firefox has become a snail or freezes or crashes regularly ever since you upgraded, downgrading may be your only option other than switching to a different browser.īefore you go ahead, back up your Firefox profile to be safe. If your main beef with the latest version of Firefox is that your favorite add-ons are not working, don't downgrade! Wait it out or make your add-ons compatible with any Firefox version. Please be sure to use sufficient security precautions to limit the potential damage on your computer. Older software versions receive limited support and security updates, making them vulnerable to malware from websites you visit. Before you proceed with downgrading your browser, you should be aware that this is a security liability.

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