watchOS 5.3

watchOS

Version

5.3

Build ID

16U569

File Size

452.57 MB

Release Date

2019-07-22T17:19:46Z

Update Type

Normal release

Delta update - requires 5.1.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 2 (38mm) →

About This Update

watchOS 5.3 (build 16U569) is an official Apple over-the-air update for the Apple Watch Series 2 (38mm), released on 2019-07-22T17:19:46Z. The update package is 452.57 MB. This is a delta (partial) update that requires 5.1.3 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 1818508df5b9449b38ffa359080d5fa21aacb8ab.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerFCS/patches/041-51911/817DF6E0-A75F-11E9-B2C5-9B9AE03B2876/com_apple_MobileAsset_SoftwareUpdate/1818508df5b9449b38ffa359080d5fa21aacb8ab.zip