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Firefox: end-of-life dates
Support status of Firefox releases according to endoflife.date.
Last updated: · endoflife.date:
| Release | End of life | Status |
|---|---|---|
| 157 | – | Supported |
| 156 | Sep 29, 2026 | End of life |
| 155 | Sep 15, 2026 | End of life |
| 154 | Sep 1, 2026 | End of life |
| 153 (ESR) LTS | – | Supported |
| 152 | Jul 21, 2026 | End of life |
| 151 | Jun 16, 2026 | End of life |
| 150 | May 18, 2026 | End of life |
| 149 | Apr 21, 2026 | End of life |
| 148 | Mar 24, 2026 | End of life |
| 147 | Feb 24, 2026 | End of life |
| 146 | Jan 13, 2026 | End of life |
| 145 | Dec 9, 2025 | End of life |
| 144 | Nov 11, 2025 | End of life |
| 143 | Oct 14, 2025 | End of life |
| 142 | Sep 16, 2025 | End of life |
| 141 | Aug 19, 2025 | End of life |
| 140 (ESR) LTS | Sep 29, 2026 | End of life |
| 139 | Jun 24, 2025 | End of life |
| 138 | May 27, 2025 | End of life |
| 137 | Apr 29, 2025 | End of life |
| 136 | Apr 1, 2025 | End of life |
| 135 | Mar 4, 2025 | End of life |
| 134 | Feb 4, 2025 | End of life |
| 133 | Jan 7, 2025 | End of life |
| 132 | Nov 26, 2024 | End of life |
| 131 | Oct 29, 2024 | End of life |
| 130 | Oct 1, 2024 | End of life |
| 129 | Sep 3, 2024 | End of life |
| 128 (ESR) LTS | Sep 16, 2025 | End of life |
| 127 | Jul 9, 2024 | End of life |
| 126 | Jun 11, 2024 | End of life |
| 125 | May 14, 2024 | End of life |
| 124 | Apr 16, 2024 | End of life |
| 123 | Mar 19, 2024 | End of life |
| 122 | Feb 20, 2024 | End of life |
| 121 | Jan 23, 2024 | End of life |
| 120 | Dec 19, 2023 | End of life |
| 119 | Nov 21, 2023 | End of life |
| 118 | Oct 24, 2023 | End of life |
Showing the 40 most recent releases.
endoflife.date · Official information
Dates are collected by the endoflife.date community from vendor announcements. Always confirm with the vendor before making upgrade decisions.