Download firefox version

More About Mozilla. More Mozilla Innovation. Everyone deserves access to the internet — your language should never be a barrier. Which browser would you like to download? Which version would you like? Select your preferred installer Get help Android. Select your preferred language Multiple languages. Select your preferred installer Get help iOS.

Please try again, or select a download from the list below. Click on the Search tab on the right sidebar. Who owns Firefox?

Does Firefox sell data to third-party advertisers? What to do if Firefox keeps crashing? This will patch any known errors that could be causing the crash. WizCase is an independent review site. We are reader-supported so we may receive a commission when you buy through links on our site. You do not pay extra for anything you buy on our site — our commission comes directly from the product owner.

Product Promise Learn how each Firefox product protects and respects your data. Firefox Relay Sign up for new accounts without handing over your email address. Mozilla Foundation Meet the not-for-profit behind Firefox that stands for a better web. Get involved Join the fight for a healthy internet. Careers Work for a mission-driven organization that makes people-first products.

Mozilla Blog Learn about Mozilla and the issues that matter to us. Close Innovation menu Mozilla Hubs Gather in this interactive, online, multi-dimensional social space. If you are not satisfied with the current Firefox version or it simply is not working right now, there are alternative browsers that you can use to browse the web.

Grow and share your expertise with others. Answer questions and improve our knowledge base. Search Support Search. Home Firefox Download, install and migration Install an older version of Firefox. Redirected from Install an older version of Firefox Redirect 1. 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?