watchOS 6.1 (build 17S5068e) is an official Apple over-the-air update for the Apple Watch Series 4 (44mm), released on 2019-10-10T17:08:59Z. The update package is 437.02 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: 7fe43cad5dc1182e69628023d4f099b1a0e18c4f.zip.