Apple Watch Series 4 (40mm) OTA Firmware Updates

Signed Firmware Versions

Release Date Version Download URL
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.0.1 (17R604)
Download (0.54 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.0 (17R575)
Download (0.54 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.1 (17S84)
Download (0.43 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.1.1 (17S449)
Download (0.41 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.2.6 (17T620)
Download (0.12 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.2.5 (17T608)
Download (0.12 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.2.8 (17U63)
Download (0.07 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.2.1 (17T530)
Download (0.17 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: ()
Download (1.40 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.1.3 (17S811)
Download (0.41 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.1.2 (17S796)
Download (0.41 GB)
January 26, 2021
6.3 (17U216)
Normal release
Requires: 6.2 (17T529)
Download (0.17 GB)
January 26, 2021
5.3.9 (16U693)
Normal release
Requires: 5.1.1 (16R600)
Download (0.46 GB)
January 26, 2021
5.3.9 (16U693)
Normal release
Requires: 5.0 (16R364)
Download (0.48 GB)
January 26, 2021
5.3.9 (16U693)
Normal release
Requires: 5.1 (16R591)
Download (0.46 GB)
January 26, 2021
5.3.9 (16U693)
Normal release
Requires: 5.1.2 (16S46)
Download (0.44 GB)
January 26, 2021
5.3.9 (16U693)
Normal release
Requires: 5.2 (16T225)
Download (0.14 GB)
January 26, 2021
5.3.9 (16U693)
Normal release
Requires: 5.1.3 (16S535)
Download (0.44 GB)
January 26, 2021
5.3.9 (16U693)
Normal release
Requires: 5.2.1 (16U113)
Download (0.10 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: ()
Download (1.34 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.3 (16U620)
Download (0.05 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.2 (16U611)
Download (0.05 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.7 (16U674)
Download (0.04 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.5 (16U652)
Download (0.05 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.4 (16U627)
Download (0.05 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.6 (16U662)
Download (0.05 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.8 (16U680)
Download (0.04 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3 (16U569)
Download (0.06 GB)
November 5, 2020
5.3.9 (16U693)
Normal release
Requires: 5.3.1 (16U600)
Download (0.06 GB)