watchOS 5.0 (build 16R5334f) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2018-07-30T17:09:50Z. The update package is 653.41 MB. This is a delta (partial) update that requires 4.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2f97b02da96af1dbad7b3944c3f20998a3f43896.zip.