Download previos version of firefox

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See Release Notes. Get all the speed and tools with none of the invasions of privacy. How we compare to other browsers. Ads are distracting and make web pages load slower while their trackers watch every move you make online. Make sure your operating system is up to date for the best experience. Review system requirements.

Take your privacy with you everywhere. Firefox Browsers for iOS and Android have the same strong privacy settings to block trackers from following you around the web, no matter where you are. Add as many as you want until your browser is just right.

Problems with an update are usually not caused by the new version of Firefox, but rather the update process. In most cases, installing a previous version will not help.

Instead, see:. Ensure all security and security-related software is fully updated. Some security software will need to be upgraded to a new version so that it is compatible with each Firefox version update.

Optional software bundled with security software also may need updating. Such software may not be essential for your security but, if outdated, may interfere with the use of Firefox or cause Firefox to crash. Mozilla Firefox Comments. Upload Software Get points for uploading software and use them to redeem prizes! Follow OldVersion. Old Version. Add info. Mozilla Firefox 1.