watchOS 6.0

watchOS

Version

6.0

Build ID

17R5571a

File Size

705.32 MB

Release Date

2019-08-21T17:12:03Z

Update Type

Normal release

Delta update - requires 5.2.1 installed first.

Download OTA

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

About This Update

watchOS 6.0 (build 17R5571a) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm, LTE), released on 2019-08-21T17:12:03Z. The update package is 705.32 MB. This is a delta (partial) update that requires 5.2.1 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 471fbe8cdc40dcc1d9dfc442de1b6529b77cdcf3.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerSeed/patches/061-03289/11CAAC72-C2BB-11E9-BB80-E00E6F83EB62/com_apple_MobileAsset_SoftwareUpdate/471fbe8cdc40dcc1d9dfc442de1b6529b77cdcf3.zip