watchOS 4.2.2

watchOS

Version

4.2.2

Build ID

15S5540a

File Size

555.72 MB

Release Date

2018-01-09T18:12:44Z

Update Type

Normal release

Delta update - requires 3.2.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch (42mm) →

About This Update

watchOS 4.2.2 (build 15S5540a) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2018-01-09T18:12:44Z. The update package is 555.72 MB. This is a delta (partial) update that requires 3.2.3 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 f8165b77bbc97363a41d55529948df03f94fcd24.zip.

Direct URL

http://appldnld.apple.com/watchos4.2.2seed/091-59085-20180109-A9171738-F246-11E7-8CE5-E0E83A84D6FD/com_apple_MobileAsset_SoftwareUpdate/f8165b77bbc97363a41d55529948df03f94fcd24.zip