watchOS 4.3.2 (build 15U5062a) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2018-06-13T17:08:00Z. The update package is 104.72 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: ba07246ae18b081fe493fb118d8345ae4db2222e.zip.