watchOS 6.0 (build 17R5546f) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm, LTE), released on 2019-07-30T17:09:41Z. The update package is 376.83 MB. This is a delta (partial) update that requires 6.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 581da7a3570c36e3a655910388b65af4dbc02ccf.zip.