About This Update
watchOS 5.3.1
(build 16U600) is an official Apple
over-the-air update for the Apple Watch Series 4 (44mm),
released on 2019-08-26T17:16:50Z.
The update package is 200.36 MB.
This is a delta (partial) update that requires
5.2 already installed.
This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.
Payload file: e67f34f4f993927554d81193c6b075986a9e3799.zip.
Direct URL
http://updates-http.cdn-apple.com/2019SummerFCS/patches/041-91845/F0B34844-C500-11E9-8847-DA6D7958513F/com_apple_MobileAsset_SoftwareUpdate/e67f34f4f993927554d81193c6b075986a9e3799.zip
Filename
e67f34f4f993927554d81193c6b075986a9e3799.zip
Other Devices
