watchOS 6.0 (build 17R5491t) is an official Apple over-the-air update for the Apple Watch Series 4 (44mm), released on 2019-06-03T19:29:11Z. The update package is 1.36 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: dae1bcc21b31c9972e2f987bde133aa35c0234f2.zip.