watchOS 5.3

watchOS

Version

5.3

Build ID

16U569

File Size

832.89 MB

Release Date

2019-07-22T17:20:41Z

Update Type

Normal release

Delta update - requires 4.2 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 2 (42mm) →

About This Update

watchOS 5.3 (build 16U569) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-07-22T17:20:41Z. The update package is 832.89 MB. This is a delta (partial) update that requires 4.2 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 cf15461dff4d83f077cca40a1a8ae3a7297d508a.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerFCS/patches/041-51758/CB89F2D0-A75E-11E9-B955-D8D51C136D66/com_apple_MobileAsset_SoftwareUpdate/cf15461dff4d83f077cca40a1a8ae3a7297d508a.zip