watchOS 6.1

watchOS

Version

6.1

Build ID

17S5076a

File Size

370.35 MB

Release Date

2019-10-16T17:13:51Z

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, 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 2019-10-16T17:13:51Z. The update package is 370.35 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 54a02a6761f9925aa7b3e53ba688207073d90f67.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallSeed/patches/061-30959/509C39BC-EEA7-11E9-836E-E17EB8DB5761/com_apple_MobileAsset_SoftwareUpdate/54a02a6761f9925aa7b3e53ba688207073d90f67.zip