About This Update
watchOS 4.3.1
(build 15T5555c) is an official Apple
over-the-air update for the Apple Watch Series 1 (38mm),
released on 2018-05-01T17:06:46Z.
The update package is 325.63 MB.
This is a delta (partial) update that requires
4.2.2 already installed.
This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.
Payload file: 5967abfa7a13b91c4b753291613adfea08b9fb52.zip.
Direct URL
http://updates-http.cdn-apple.com/2018/watchosseed/091-81149-20180430-6F31213C-495B-11E8-BB42-F70CD91E7F63/com_apple_MobileAsset_SoftwareUpdate/5967abfa7a13b91c4b753291613adfea08b9fb52.zip
Filename
5967abfa7a13b91c4b753291613adfea08b9fb52.zip
Other Devices
