Firefox
    
    Firefox Releases
    Firefox release notes are specific to each version of the application. Select your version from the list below to see the release notes for it.
    
      - 
        110.0
        
- 
        109.0
        
          - 109.0.1
 
- 
        108.0
        
          - 108.0.1
- 108.0.2
 
- 
        107.0
        
          - 107.0.1
 
- 
        106.0
        
          - 106.0.1
- 106.0.2
- 106.0.3
- 106.0.4
- 106.0.5
 
- 
        105.0
        
          - 105.0.1
- 105.0.2
- 105.0.3
 
- 
        104.0
        
          - 104.0.1
- 104.0.2
 
- 
        103.0
        
          - 103.0.1
- 103.0.2
 
- 
        102.0
        
          - 102.0.1
- 102.1.0
- 102.2.0
- 102.3.0
- 102.4.0
- 102.5.0
- 102.6.0
- 102.7.0
- 102.8.0
 
- 
        101.0
        
          - 101.0.1
 
- 
        100.0
        
          - 100.0.1
- 100.0.2
 
- 
        99.0
        
          - 99.0.1
 
- 
        98.0
        
          - 98.0.1
- 98.0.2
 
- 
        97.0
        
          - 97.0.1
- 97.0.2
 
- 
        96.0
        
          - 96.0.1
- 96.0.2
- 96.0.3
 
- 
        95.0
        
          - 95.0.1
- 95.0.2
 
- 
        94.0
        
          - 94.0.1
- 94.0.2
 
- 
        93.0
        
- 
        92.0
        
          - 92.0.1
 
- 
        91.0
        
          - 91.0.1
- 91.0.2
- 91.1.0
- 91.2.0
- 91.3.0
- 91.4.0
- 91.4.1
- 91.5.0
- 91.5.1
- 91.6.0
- 91.6.1
- 91.7.0
- 91.7.1
- 91.8.0
- 91.9.0
- 91.9.1
- 91.10.0
- 91.11.0
- 91.12.0
- 91.13.0
 
- 
        90.0
        
          - 90.0.1
- 90.0.2
 
- 
        89.0
        
          - 89.0.1
- 89.0.2
 
- 
        88.0
        
          - 88.0.1
 
- 
        87.0
        
- 
        86.0
        
          - 86.0.1
 
- 
        85.0
        
          - 85.0.1
- 85.0.2
 
- 
        84.0
        
          - 84.0.1
- 84.0.2
 
- 
        83.0
        
- 
        82.0
        
          - 82.0.1
- 82.0.2
- 82.0.3
 
- 
        81.0
        
          - 81.0.1
- 81.0.2
 
- 
        80.0
        
          - 80.0.1
 
- 
        79.0
        
- 
        78.0
        
          - 78.0.1
- 78.0.2
- 78.1.0
- 78.2.0
- 78.3.0
- 78.3.1
- 78.4.0
- 78.4.1
- 78.5.0
- 78.6.0
- 78.6.1
- 78.7.0
- 78.7.1
- 78.8.0
- 78.9.0
- 78.10.0
- 78.10.1
- 78.11.0
- 78.12.0
- 78.13.0
- 78.14.0
- 78.15.0
 
- 
        77.0
        
          - 77.0.1
 
- 
        76.0
        
          - 76.0.1
 
- 
        75.0
        
- 
        74.0
        
          - 74.0.1
 
- 
        73.0
        
          - 73.0.1
 
- 
        72.0
        
          - 72.0.1
- 72.0.2
 
- 
        71.0
        
- 
        70.0
        
          - 70.0.1
 
- 
        69.0
        
          - 69.0.1
- 69.0.2
- 69.0.3
 
- 
        68.0
        
          - 68.0.1
- 68.0.2
- 68.1.0
- 68.2.0
- 68.3.0
- 68.4.0
- 68.4.1
- 68.4.2
- 68.5.0
- 68.6.0
- 68.6.1
- 68.7.0
- 68.8.0
- 68.9.0
- 68.10.0
- 68.11.0
- 68.12.0
 
- 
        67.0
        
          - 67.0.1
- 67.0.2
- 67.0.3
- 67.0.4
 
- 
        66.0
        
          - 66.0.1
- 66.0.2
- 66.0.3
- 66.0.4
- 66.0.5
 
- 
        65.0
        
          - 65.0.1
- 65.0.2
 
- 
        64.0
        
          - 64.0.2
 
- 
        63.0
        
          - 63.0.1
- 63.0.3
 
- 
        62.0
        
          - 62.0.2
- 62.0.3
 
- 
        61.0
        
          - 61.0.1
- 61.0.2
 
- 
        60.0
        
          - 60.0.1
- 60.0.2
- 60.1.0
- 60.2.0
- 60.2.1
- 60.2.2
- 60.3.0
- 60.4.0
- 60.5.0
- 60.5.1
- 60.5.2
- 60.6.0
- 60.6.1
- 60.6.2
- 60.6.3
- 60.7.0
- 60.7.1
- 60.7.2
- 60.8.0
- 60.9.0
 
- 
        59.0
        
          - 59.0.1
- 59.0.2
- 59.0.3
 
- 
        58.0
        
          - 58.0.1
- 58.0.2
 
- 
        57.0
        
          - 57.0.1
- 57.0.2
- 57.0.3
- 57.0.4
 
- 
        56.0
        
          - 56.0.1
- 56.0.2
 
- 
        55.0
        
          - 55.0.1
- 55.0.2
- 55.0.3
 
- 
        54.0
        
          - 54.0.1
 
- 
        53.0
        
          - 53.0.2
- 53.0.3
 
- 
        52.0
        
          - 52.0.1
- 52.0.2
- 52.1.0
- 52.1.1
- 52.1.2
- 52.2.0
- 52.2.1
- 52.3.0
- 52.4.0
- 52.4.1
- 52.5.0
- 52.5.2
- 52.5.3
- 52.6.0
- 52.7.0
- 52.7.1
- 52.7.2
- 52.7.3
- 52.7.4
- 52.8.0
- 52.8.1
- 52.9.0
 
- 
        51.0
        
          - 51.0.1
 
- 
        50.0
        
          - 50.0.1
- 50.0.2
- 50.1.0
 
- 
        49.0
        
          - 49.0.1
- 49.0.2
 
- 
        48.0
        
          - 48.0.1
- 48.0.2
 
- 
        47.0
        
          - 47.0.1
- 47.0.2
 
- 
        46.0
        
          - 46.0.1
 
- 
        45.0
        
          - 45.0.1
- 45.0.2
- 45.1.1
- 45.2.0
- 45.3.0
- 45.4.0
- 45.5.0
- 45.5.1
- 45.6.0
- 45.7.0
- 45.8.0
- 45.9.0
 
- 
        44.0
        
          - 44.0.1
- 44.0.2
 
- 
        43.0
        
          - 43.0.1
- 43.0.2
- 43.0.3
- 43.0.4
 
- 
        42.0
        
- 
        41.0
        
          - 41.0.1
- 41.0.2
 
- 
        40.0
        
          - 40.0.2
- 40.0.3
 
- 
        39.0
        
          - 39.0.3
 
- 
        38.0
        
          - 38.0.1
- 38.0.5
- 38.1.0
- 38.1.1
- 38.2.0
- 38.2.1
- 38.3.0
- 38.4.0
- 38.5.0
- 38.5.1
- 38.5.2
- 38.6.0
- 38.6.1
- 38.7.0
- 38.7.1
- 38.8.0
 
- 
        37.0
        
          - 37.0.1
- 37.0.2
 
- 
        36.0
        
          - 36.0.1
- 36.0.3
- 36.0.4
 
- 
        35.0
        
          - 35.0.1
 
- 
        34.0
        
          - 34.0.5
 
- 
        33.1
        
          - 33.1.1
 
- 
        33.0
        
          - 33.0.1
- 33.0.2
- 33.0.3
 
- 
        32.0
        
          - 32.0.1
- 32.0.2
- 32.0.3
 
- 
        31.0
        
          - 31.1.0
- 31.1.1
- 31.2.0
- 31.3.0
- 31.4.0
- 31.5.0
- 31.5.2
- 31.5.3
- 31.6.0
- 31.7.0
- 31.8.0
 
- 
        30.0
        
- 
        29.0
        
          - 29.0.1
 
- 
        28.0
        
- 
        27.0
        
          - 27.0.1
 
- 
        26.0
        
- 
        25.0
        
          - 25.0.1
 
- 
        24.0
        
          - 24.1.0
- 24.1.1
- 24.2.0
- 24.3.0
- 24.4.0
- 24.5.0
- 24.6.0
- 24.7.0
- 24.8.0
- 24.8.1
 
- 
        23.0
        
          - 23.0.1
 
- 
        22.0
        
- 
        21.0
        
- 
        20.0
        
          - 20.0.1
 
- 
        19.0
        
          - 19.0.1
- 19.0.2
 
- 
        18.0
        
          - 18.0.1
- 18.0.2
 
- 
        17.0
        
          - 17.0.1
- 17.0.2
- 17.0.3
- 17.0.4
- 17.0.5
- 17.0.6
- 17.0.7
- 17.0.8
- 17.0.9
- 17.0.10
- 17.0.11
 
- 
        16.0
        
          - 16.0.1
- 16.0.2
 
- 
        15.0
        
          - 15.0.1
 
- 
        14.0.1
        
- 
        13.0
        
          - 13.0.1
 
- 
        12.0
        
- 
        11.0
        
- 
        10.0
        
          - 10.0.1
- 10.0.2
- 10.0.3
- 10.0.4
- 10.0.5
- 10.0.6
- 10.0.7
- 10.0.8
- 10.0.9
- 10.0.10
- 10.0.11
- 10.0.12
 
- 
        9.0
        
          - 9.0.1
 
- 
        8.0
        
          - 8.0.1
 
- 
        7.0
        
          - 7.0.1
 
- 
        6.0
        
          - 6.0.1
- 6.0.2
 
- 
        5.0
        
          - 5.0.1
 
- 
        4.0
        
          - 4.0.1
 
- 
        3.6
        
          - 3.6.2
- 3.6.3
- 3.6.4
- 3.6.6
- 3.6.7
- 3.6.8
- 3.6.9
- 3.6.10
- 3.6.11
- 3.6.12
- 3.6.13
- 3.6.14
- 3.6.15
- 3.6.16
- 3.6.17
- 3.6.18
- 3.6.19
- 3.6.20
- 3.6.21
- 3.6.22
- 3.6.23
- 3.6.24
- 3.6.25
- 3.6.26
- 3.6.27
- 3.6.28
 
- 
        3.5
        
          - 3.5.1
- 3.5.2
- 3.5.3
- 3.5.4
- 3.5.5
- 3.5.6
- 3.5.7
- 3.5.8
- 3.5.9
- 3.5.10
- 3.5.11
- 3.5.12
- 3.5.13
- 3.5.14
- 3.5.15
- 3.5.16
- 3.5.17
- 3.5.18
- 3.5.19
 
- 
        3.0
        
          - 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.0.12
- 3.0.13
- 3.0.14
- 3.0.15
- 3.0.16
- 3.0.17
- 3.0.18
- 3.0.19
 
- 
        2.0
        
          - 2.0.0.1
- 2.0.0.2
- 2.0.0.3
- 2.0.0.4
- 2.0.0.5
- 2.0.0.6
- 2.0.0.7
- 2.0.0.8
- 2.0.0.9
- 2.0.0.10
- 2.0.0.11
- 2.0.0.12
- 2.0.0.13
- 2.0.0.14
- 2.0.0.15
- 2.0.0.16
- 2.0.0.17
- 2.0.0.18
- 2.0.0.19
- 2.0.0.20
 
- 
        1.5
        
          - 1.5.0.1
- 1.5.0.2
- 1.5.0.3
- 1.5.0.4
- 1.5.0.5
- 1.5.0.6
- 1.5.0.7
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 1.5.0.11
- 1.5.0.12
 
- 
        1.0
        
          - 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
 
- 
        0.1
        
          - 0.2
- 0.3
- 0.4
- 0.5
- 0.6
- 0.6.1
- 0.7
- 0.7.1
- 0.8
- 0.9
- 0.9.1/0.9.2
- 0.9.3
- 1.0 Preview Release