watchOS 6.1 (build 17S5076a) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-10-16T17:12:29Z. The update package is 530.49 MB. This is a delta (partial) update that requires 6.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4cdc54824fe9e6f841915e92d3f4d0ccbdf7f78f.zip.