watchOS 6.1 (build 17S5059e) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-10-02T17:09:48Z. The update package is 691.58 MB. This is a delta (partial) update that requires 5.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 745af9ac42081e20f2c16740d346ba175a4a8192.zip.