watchOS 4.2.2

watchOS

Version

4.2.2

Build ID

15S5534a

File Size

151.83 MB

Release Date

2017-12-19T18:06:11Z

Update Type

Normal release

Delta update - requires 4.1 installed first.

Download OTA

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

About This Update

watchOS 4.2.2 (build 15S5534a) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm), released on 2017-12-19T18:06:11Z. The update package is 151.83 MB. This is a delta (partial) update that requires 4.1 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 bb18392e6785c24e9d7ac1d3ac301950b54a4234.zip.

Direct URL

http://appldnld.apple.com/watchos4.2.2seed/091-56191-20171218-50C388DC-E11B-11E7-AE4A-03345466F20E/com_apple_MobileAsset_SoftwareUpdate/bb18392e6785c24e9d7ac1d3ac301950b54a4234.zip