Firefox ESR 128
Firefox ESR 128 has reached end of life and no longer gets security updates. Mozilla released it on July 9, 2024.
- Status
- End of life
- Released
- July 9, 2024
- Long-term support release
- Yes
- Official lifecycle page
- whattrainisitnow.com
- Checked on
The last ESR 128 release, 128.15, shipped on September 16, 2025.
- Product
- Firefox ESR
- Version
- 128
- Sources
Page URL Mozilla release calendar https://whattrainisitnow.com/calendar/