The successor to Mozilla 52 ESR is Mozilla 60 ESR, which was released in May 2018 and is still supported by Mozilla.

Firefox 52 ESR was available for the following platforms:

stands as a landmark version in the history of the open-source browser . Released on March 7, 2017 , it served as a critical bridge between the "old" web and the modern, high-performance era. While newer versions have long since surpassed it, Firefox 52 ESR remains a vital reference point for legacy hardware users and IT administrators managing older web-based infrastructure. What is an Extended Support Release (ESR)?

Mozilla 52 Esr Jun 2026

The successor to Mozilla 52 ESR is Mozilla 60 ESR, which was released in May 2018 and is still supported by Mozilla.

Firefox 52 ESR was available for the following platforms:

stands as a landmark version in the history of the open-source browser . Released on March 7, 2017 , it served as a critical bridge between the "old" web and the modern, high-performance era. While newer versions have long since surpassed it, Firefox 52 ESR remains a vital reference point for legacy hardware users and IT administrators managing older web-based infrastructure. What is an Extended Support Release (ESR)?