watchOS 4.2

watchOS

Version

4.2

Build ID

15S5085b

File Size

183.2 MB

Release Date

2017-10-30T22:07:16Z

Update Type

Normal release

Delta update - requires 4.0 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 1 (38mm) →

About This Update

watchOS 4.2 (build 15S5085b) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2017-10-30T22:07:16Z. The update package is 183.2 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 6229d118011c5a416967065ca2d0c452fa56f033.zip.

Direct URL

http://appldnld.apple.com/watchos4.2seed/091-41389-20171031-B92A46D6-BB46-11E7-8265-A50E52DBC410/com_apple_MobileAsset_SoftwareUpdate/6229d118011c5a416967065ca2d0c452fa56f033.zip