watchOS 5.0 (build 16R5340g) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2018-08-06T17:11:42Z. The update package is 491.58 MB. This is a delta (partial) update that requires 4.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ad3c1e49c79d2f83eac9531df7a3e79796ac079f.zip.