watchOS 6.0 (build 17R5491t) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm, LTE), released on 2019-06-03T19:28:41Z. The update package is 1.39 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e84820b168ae80460cde0ca4fd1b62f150d6b58c.zip.