Firefox End of Life (EOL), End of Support (EOS), EOSL, EOSS, and EOSM Dates
Latest Release: 147.0.4
Currently Supported Firefox Releases - Active EOS/EOSL Support (2)
Firefox Releases Nearing End of Life - Support Ending Soon (1)
Important: The following Firefox releases will reach End of Life (EOL) within 6 months. Plan your migration to a supported release to ensure continued security updates and support.
| Release | Released | Security Support | Latest | LTS |
|---|---|---|---|---|
| 115 (ESR) | (2 years and 7 months ago) | (in 3 weeks) | 115.32.1 (6 days ago) | LTS |
Firefox End of Life (EOL) Releases - No Longer Supported (45)
| Release | Released | Security Support | Latest | LTS |
|---|---|---|---|---|
| 146 | (2 months ago) | (1 month and 1 week ago) | 146.0.1 (2 months ago) | - |
| 145 | (3 months ago) | (2 months ago) | 145.0.2 (2 months ago) | - |
| 144 | (4 months ago) | (3 months ago) | 144.0.2 (3 months ago) | - |
| 143 | (5 months ago) | (4 months ago) | 143.0.4 (4 months ago) | - |
| 142 | (6 months ago) | (5 months ago) | 142.0.1 (5 months ago) | - |
| 141 | (7 months ago) | (6 months ago) | 141.0.3 (6 months ago) | - |
| 139 | (8 months ago) | (7 months ago) | 139.0.4 (8 months ago) | - |
| 138 | (9 months ago) | (8 months ago) | 138.0.4 (9 months ago) | - |
| 137 | (10 months ago) | (9 months ago) | 137.0.2 (10 months ago) | - |
| 136 | (11 months ago) | (10 months ago) | 136.0.4 (10 months ago) | - |
| 135 | (1 year ago) | (11 months ago) | 135.0.1 (1 year ago) | - |
| 134 | (1 year and 1 month ago) | (1 year ago) | 134.0.2 (1 year and 1 month ago) | - |
| 133 | (1 year and 2 months ago) | (1 year and 1 month ago) | 133.0.3 (1 year and 2 months ago) | - |
| 132 | (1 year and 3 months ago) | (1 year and 2 months ago) | 132.0.2 (1 year and 3 months ago) | - |
| 131 | (1 year and 4 months ago) | (1 year and 3 months ago) | 131.0.3 (1 year and 4 months ago) | - |
| 130 | (1 year and 5 months ago) | (1 year and 4 months ago) | 130.0.1 (1 year and 5 months ago) | - |
| 129 | (1 year and 6 months ago) | (1 year and 5 months ago) | 129.0.2 (1 year and 6 months ago) | - |
| 128 (ESR) | (1 year and 7 months ago) | (5 months ago) | 128.14.0 (6 months ago) | LTS |
| 127 | (1 year and 8 months ago) | (1 year and 7 months ago) | 127.0.2 (1 year and 7 months ago) | - |
| 126 | (1 year and 9 months ago) | (1 year and 8 months ago) | 126.0.1 (1 year and 8 months ago) | - |
| 125 | (1 year and 10 months ago) | (1 year and 9 months ago) | 125.0.3 (1 year and 9 months ago) | - |
| 124 | (1 year and 11 months ago) | (1 year and 10 months ago) | 124.0.2 (1 year and 10 months ago) | - |
| 123 | (2 years ago) | (1 year and 11 months ago) | 123.0.1 (1 year and 11 months ago) | - |
| 122 | (2 years ago) | (2 years ago) | 122.0.1 (2 years ago) | - |
| 121 | (2 years and 2 months ago) | (2 years ago) | 121.0.1 (2 years and 1 month ago) | - |
| 120 | (2 years and 3 months ago) | (2 years and 2 months ago) | 120.0.1 (2 years and 2 months ago) | - |
| 119 | (2 years and 3 months ago) | (2 years and 3 months ago) | 119.0.1 (2 years and 3 months ago) | - |
| 118 | (2 years and 4 months ago) | (2 years and 3 months ago) | 118.0.2 (2 years and 4 months ago) | - |
| 117 | (2 years and 5 months ago) | (2 years and 4 months ago) | 117.0.1 (2 years and 5 months ago) | - |
| 116 | (2 years and 6 months ago) | (2 years and 5 months ago) | 116.0.3 (2 years and 6 months ago) | - |
| 114 | (2 years and 8 months ago) | (2 years and 7 months ago) | 114.0.2 (2 years and 8 months ago) | - |
| 113 | (2 years and 9 months ago) | (2 years and 8 months ago) | 113.0.2 (2 years and 8 months ago) | - |
| 112 | (2 years and 10 months ago) | (2 years and 9 months ago) | 112.0.2 (2 years and 9 months ago) | - |
| 111 | (2 years and 11 months ago) | (2 years and 10 months ago) | 111.0.1 (2 years and 11 months ago) | - |
| 110 | (3 years ago) | (2 years and 11 months ago) | 110.0.1 (2 years and 11 months ago) | - |
| 109 | (3 years and 1 month ago) | (3 years ago) | 109.0.1 (3 years ago) | - |
| 108 | (3 years and 2 months ago) | (3 years and 1 month ago) | 108.0.2 (3 years and 1 month ago) | - |
| 107 | (3 years and 3 months ago) | (3 years and 2 months ago) | 107.0.1 (3 years and 2 months ago) | - |
| 106 | (3 years and 4 months ago) | (3 years and 3 months ago) | 106.0.5 (3 years and 3 months ago) | - |
| 105 | (3 years and 5 months ago) | (3 years and 4 months ago) | 105.0.3 (3 years and 4 months ago) | - |
| 104 | (3 years and 5 months ago) | (3 years and 5 months ago) | 104.0.2 (3 years and 5 months ago) | - |
| 103 | (3 years and 6 months ago) | (3 years and 5 months ago) | 103.0.2 (3 years and 6 months ago) | - |
| 102 (ESR) | (3 years and 7 months ago) | (2 years and 4 months ago) | 102.15.1 (2 years and 5 months ago) | LTS |
| 91 (ESR) | (4 years and 6 months ago) | (3 years and 5 months ago) | 91.13.0 (3 years and 5 months ago) | LTS |
| 78 (ESR) | (5 years and 7 months ago) | (4 years and 3 months ago) | 78.15.0 (4 years and 4 months ago) | LTS |