watchOS 6.1

watchOS

Version

6.1

Build ID

17S5076a

File Size

263.62 MB

Release Date

2019-10-16T17:13:32Z

Update Type

Normal release

Delta update - requires 6.1 installed first.

Download OTA

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

About This Update

watchOS 6.1 (build 17S5076a) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm), released on 2019-10-16T17:13:32Z. The update package is 263.62 MB. This is a delta (partial) update that requires 6.1 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 c2b4ee2e1ca27b0377d896ac327c8190cd1a111a.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallSeed/patches/061-30981/CDD5ED3E-EEA6-11E9-A00A-E173B8DB5761/com_apple_MobileAsset_SoftwareUpdate/c2b4ee2e1ca27b0377d896ac327c8190cd1a111a.zip