watchOS 4.3.1

watchOS

Version

4.3.1

Build ID

15T6567

File Size

85.78 MB

Release Date

2018-05-29T17:08:25Z

Update Type

Normal release

Delta update - requires 4.3.1 installed first.

Download OTA

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About This Update

watchOS 4.3.1 (build 15T6567) is an official Apple over-the-air update for the Apple Watch (38mm), released on 2018-05-29T17:08:25Z. The update package is 85.78 MB. This is a delta (partial) update that requires 4.3.1 to already be installed on the device - it cannot be applied from scratch. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is f6a4306e4201b94f4f2b8c307c8c636be1384128.zip.

Direct URL

http://updates-http.cdn-apple.com/2018/watchos/091-81328-20180529-FA07F3BE-5ABB-11E8-9B0E-734EA3E35D9E/com_apple_MobileAsset_SoftwareUpdate/f6a4306e4201b94f4f2b8c307c8c636be1384128.zip