watchOS 4.3.2 (build 15U5053b) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2018-05-30T17:06:31Z. The update package is 156.24 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: 8c47e4d41f528f95bcb60f4f9b71015a9580fe78.zip.