watchOS 6.0 (build 17R5532f) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-07-17T17:41:43Z. The update package is 677.98 MB. This is a delta (partial) update that requires 5.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: aaddd44a390baf0c412805a8b47559c348bcb08d.zip.