watchOS 6.1

watchOS

Version

6.1

Build ID

17S5054e

File Size

681.81 MB

Release Date

2019-09-23T17:04:34Z

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) →

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 2019-09-23T17:04:34Z. The update package is 681.81 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 b2e0cb9ce640b3982221649cacd64178dcac8525.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallSeed/patches/061-20916/377EED3C-DBC7-11E9-B1C0-73721C97DABD/com_apple_MobileAsset_SoftwareUpdate/b2e0cb9ce640b3982221649cacd64178dcac8525.zip