watchOS 4.3

watchOS

Version

4.3

Build ID

15T5176c

File Size

290.21 MB

Release Date

2018-02-07T18:09:29Z

Update Type

Normal release

Delta update - requires 4.2.2 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 2018-02-07T18:09:29Z. The update package is 290.21 MB. This is a delta (partial) update that requires 4.2.2 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 bd9a773b322a5040f6094018b7843e0c3922cd81.zip.

Direct URL

http://appldnld.apple.com/watchos4.3seed/091-64121-20180205-5A3906D2-07A2-11E8-8D0C-2C34315CC82B/com_apple_MobileAsset_SoftwareUpdate/bd9a773b322a5040f6094018b7843e0c3922cd81.zip