watchOS 3.1.1 (build 14S5869b) is an official Apple over-the-air update for the Apple Watch Series 1 (42mm), released on 2016-11-07T17:48:30Z. The update package is 134.64 MB. This is a delta (partial) update that requires 3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1a313ee772193de2470691c197d4e111740b2727.zip.