watchOS 6.1

watchOS

Version

6.1

Build ID

17S5054e

File Size

244.55 MB

Release Date

2019-09-23T17:04:39Z

Update Type

Normal release

Delta update - requires 6.0 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 4 (40mm) →

About This Update

watchOS 6.1 (build 17S5054e) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm), released on 2019-09-23T17:04:39Z. The update package is 244.55 MB. This is a delta (partial) update that requires 6.0 to already be installed on the device - it cannot be applied from scratch. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is d265911c34e11a1c95d8448e3674b3d7c5f5ce56.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallSeed/patches/061-20626/8996A8A2-DBC8-11E9-A0B5-8E991C97DABD/com_apple_MobileAsset_SoftwareUpdate/d265911c34e11a1c95d8448e3674b3d7c5f5ce56.zip