watchOS 6.0

watchOS

Version

6.0

Build ID

17R5571a

File Size

361.22 MB

Release Date

2019-08-21T17:11:45Z

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 6.0 (build 17R5571a) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm), released on 2019-08-21T17:11:45Z. The update package is 361.22 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 3444f78a7c3c56c2b16f345dafba23b74637ee0f.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerSeed/patches/061-03447/9E743E1E-C2BA-11E9-9C6E-AB37FAE256CD/com_apple_MobileAsset_SoftwareUpdate/3444f78a7c3c56c2b16f345dafba23b74637ee0f.zip