watchOS 3.1.1 (build 14S6879) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2016-11-28T20:07:13Z. The update package is 60.67 MB. This is a delta (partial) update that requires 3.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9036956ed08f2e483a2472db8b76bedca64087aa.zip.