watchOS 2.2 (build 13V5117c) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2016-02-08T17:55:35Z. The update package is 43.14 MB. This is a delta (partial) update that requires 2.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8c7e9f9052d3495d9fe80ea1d48667db05991d91.zip.