Apple Watch Series 4 (40mm)
Unsigned OTA

watchOS 5.3 (16U5537b) OTA

Apple Watch Series 4 (40mm)

Other Signed OTA Updates
watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 5.3.10 Signed 16U711 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 6.3.1 Signed 17U224 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693 watchOS 5.3.9 Signed 16U693
32b6c4a0ca87ffadcb9c5a392625e3861d7c44a4.zip
Device
Apple Watch Series 4 (40mm)
Identifier
Watch4,1
OS
watchOS
Version
5.3
Build
16U5537b
Type
Release
Release Date
2019-05-28
Upload Date
2019-05-23
Size
1.34 GB
Status
Unsigned
⇓ Download OTA (1.34 GB)