Firefox 139.0.1
This is a version update for Firefox. Visit the application page to view more details and other updates.
Version: 139.0.1
ARP Score: 7
Release Date: 2025-05-29
Update Type: bugfix
Release Notes: View Vendor Page
Summary
Firefox 139.0.1 is a maintenance release that includes various bug fixes and improvements following the major 139.0 release. It was first offered to Release channel users on May 29, 2025.