watchOS 5.3

watchOS

Version

5.3

Build ID

16U6569

File Size

62.77 MB

Release Date

2019-07-22T17:25:42Z

Update Type

Normal release

Delta update - requires 5.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 1 (38mm) →

About This Update

watchOS 5.3 (build 16U6569) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2019-07-22T17:25:42Z. The update package is 62.77 MB. This is a delta (partial) update that requires 5.3 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 ba8b211108c6040568cdcd782d8a5df0948c77f4.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerFCS/patches/041-82587/F5AD6C4E-A75F-11E9-9866-A7EB3DE7DF74/com_apple_MobileAsset_SoftwareUpdate/ba8b211108c6040568cdcd782d8a5df0948c77f4.zip