watchOS 4.3

watchOS

Version

4.3

Build ID

15T5176c

File Size

300.07 MB

Release Date

2018-02-07T18:09:27Z

Update Type

Normal release

Delta update - requires 4.2 installed first.

Download OTA

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About This Update

watchOS 4.3 (build 15T5176c) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2018-02-07T18:09:27Z. The update package is 300.07 MB. This is a delta (partial) update that requires 4.2 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 2eababab36044ada7cf14822b277d8dde6000089.zip.

Direct URL

http://appldnld.apple.com/watchos4.3seed/091-64083-20180205-C7BB7A5A-07A2-11E8-B3D2-1445315CC82B/com_apple_MobileAsset_SoftwareUpdate/2eababab36044ada7cf14822b277d8dde6000089.zip