watchOS 4.2.2

watchOS

Version

4.2.2

Build ID

15S5540a

File Size

214.84 MB

Release Date

2018-01-09T18:13:23Z

Update Type

Normal release

Delta update - requires 4.0 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 3 (38mm, LTE) →

About This Update

watchOS 4.2.2 (build 15S5540a) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm, LTE), released on 2018-01-09T18:13:23Z. The update package is 214.84 MB. This is a delta (partial) update that requires 4.0 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 9512e207a0f32a576f0a06c4fbc618fdb0ca778c.zip.

Direct URL

http://appldnld.apple.com/watchos4.2.2seed/091-59007-20180109-2FF1FCBA-F246-11E7-A61B-3FDE3A84D6FD/com_apple_MobileAsset_SoftwareUpdate/9512e207a0f32a576f0a06c4fbc618fdb0ca778c.zip