watchOS 5.3

watchOS

Version

5.3

Build ID

16U569

File Size

154.58 MB

Release Date

2019-07-22T19:19:24Z

Update Type

Normal release

Delta update - requires 5.2 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 3 (42mm) →

About This Update

watchOS 5.3 (build 16U569) is an official Apple over-the-air update for the Apple Watch Series 3 (42mm), released on 2019-07-22T19:19:24Z. The update package is 154.58 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 7d5fa0c51a92b5c1b5d0a48f157c8bc45576ec91.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerFCS/patches/041-51729/AA3E63EA-A75E-11E9-8E2E-C68FC17A8EAC/com_apple_MobileAsset_SoftwareUpdate/7d5fa0c51a92b5c1b5d0a48f157c8bc45576ec91.zip