watchOS 4 Firmware Download Files
Browse every Apple Watch firmware release published under watchOS 4 including signed and unsigned historical builds.
Apple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U70 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U6070 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U5069a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U5062a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U5053b | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U5069 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U5062 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.2
Build: 15U5053 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T6567 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T567 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5567a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5565a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5555c | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5545b | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5535b | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5567 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5565 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5555 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5545 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3.1
Build: 15T5535 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T6212 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T212 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5212a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5209a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5199f | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5187e | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5176c | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5165e | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5212 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5209 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5199 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5187 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5176 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.3
Build: 15T5165 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.3
Build: 15S600b | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.3
Build: 15S6600b | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.3
Build: 15S600 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S542 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S6542 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5540a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5536a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5534a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5530d | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5540 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5536 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5534 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2.2
Build: 15S5530 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S6102 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5102 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S102 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5102b | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5100a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5090c | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5085b | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5100 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5090 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.2
Build: 15S5085 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R5846 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R846 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R5843a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R5835d | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R5823c | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R5843 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R5835 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.1
Build: 15R5823 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.0
Build: 15R5372 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.0
Build: 15R372 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.0
Build: 15R5371a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.0
Build: 15R5365a | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.0
Build: 15R5371 | Status: UNSIGNED
Open Firmware PageApple Watch SE (3rd Generation) watchOS 4.0
Build: 15R5365 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U70 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U6070 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U5069a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U5062a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U5053b | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U5069 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U5062 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.2
Build: 15U5053 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T6567 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T567 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5567a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5565a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5555c | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5545b | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5535b | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5567 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5565 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5555 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5545 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3.1
Build: 15T5535 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T6212 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T212 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5212a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5209a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5199f | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5187e | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5176c | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5165e | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5212 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5209 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5199 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5187 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5176 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.3
Build: 15T5165 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.3
Build: 15S600b | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.3
Build: 15S6600b | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.3
Build: 15S600 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S542 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S6542 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5540a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5536a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5534a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5530d | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5540 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5536 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5534 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2.2
Build: 15S5530 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S6102 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5102 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S102 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5102b | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5100a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5090c | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5085b | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5100 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5090 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.2
Build: 15S5085 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R5846 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R846 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R5843a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R5835d | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R5823c | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R5843 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R5835 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.1
Build: 15R5823 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.0
Build: 15R5372 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.0
Build: 15R372 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.0
Build: 15R5371a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.0
Build: 15R5365a | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.0
Build: 15R5371 | Status: UNSIGNED
Open Firmware PageApple Watch SE (2nd Generation) watchOS 4.0
Build: 15R5365 | Status: UNSIGNED
Open Firmware Page