watchOS 6.1 (build 17S5083a) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-10-23T17:10:26Z. The update package is 273.99 MB. This is a delta (partial) update that requires 6.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 3f81c50de7fcaef60d50e588456276417127754d.zip.