watchOS 6.1.1 (build 17S5433b) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-11-05T18:17:26Z. The update package is 735.85 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: e2ae759b5e4a97679bba8a5bf0b04d3efe8633c5.zip.