watchOS 5.2 (build 16T5201c) is an official Apple over-the-air update for the Apple Watch Series 4 (44mm), released on 2019-02-19T18:16:11Z. The update package is 427.44 MB. This is a delta (partial) update that requires 5.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 17c4ad51c03e07f51a7e3e71a46ed93918cb85e8.zip.