watchOS 4.3

watchOS

Version

4.3

Build ID

15T212

File Size

308.3 MB

Release Date

2018-03-29T17:07:28Z

Update Type

Normal release

Delta update - requires 4.2 installed first.

Download OTA

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About This Update

watchOS 4.3 (build 15T212) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2018-03-29T17:07:28Z. The update package is 308.3 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 4478d97c97c9dac1c46decf914977697141000cc.zip.

Direct URL

http://appldnld.apple.com/watchos4.3/091-49091-201803029-A34A8604-2B95-11E8-A837-9F3404115E15/com_apple_MobileAsset_SoftwareUpdate/4478d97c97c9dac1c46decf914977697141000cc.zip