watchOS 6.1

watchOS

Version

6.1

Build ID

17S5076a

File Size

740.42 MB

Release Date

2019-10-16T17:13:48Z

Update Type

Normal release

Delta update - requires 5.3 installed first.

Download OTA

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

About This Update

watchOS 6.1 (build 17S5076a) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm, LTE), released on 2019-10-16T17:13:48Z. The update package is 740.42 MB. This is a delta (partial) update that requires 5.3 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 aad3af76bae13454b8f8d3dbf9a1fd24baff7faf.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallSeed/patches/061-30874/02B1CC66-EEA8-11E9-BE6A-1A96B8DB5761/com_apple_MobileAsset_SoftwareUpdate/aad3af76bae13454b8f8d3dbf9a1fd24baff7faf.zip