watchOS 6.0

watchOS

Version

6.0

Build ID

17R5571a

File Size

683.99 MB

Release Date

2019-08-21T17:11:39Z

Update Type

Normal release

Delta update - requires 5.2 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 2019-08-21T17:11:39Z. The update package is 683.99 MB. This is a delta (partial) update that requires 5.2 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 255711372da66c13d3b44a55ea227b72921ddb79.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerSeed/patches/061-03456/2C3E76F6-C2BB-11E9-B442-CBA8602705E1/com_apple_MobileAsset_SoftwareUpdate/255711372da66c13d3b44a55ea227b72921ddb79.zip