Get Mozilla VPN

Firefox ESR
Release Notes

Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the system requirements of this release.

52.1.2
Firefox ESR

May 19, 2017

Version 52.1.2, first offered to ESR channel users on May 19, 2017

Reference link to 52.1.1esr release notes

Fixed

  • Fix hangs when using a proxy with NTLM authentication (bug 1360574)

Developer

Get the most recent version

All Firefox ESR downloads