watchOS 5.3

watchOS

Version

5.3

Build ID

16U569

File Size

136.47 MB

Release Date

2019-07-22T17:24:39Z

Update Type

Normal release

Delta update - requires 5.2 installed first.

Download OTA

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

About This Update

watchOS 5.3 (build 16U569) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2019-07-22T17:24:39Z. The update package is 136.47 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 93962fe0f63f7886c2c632bace40dab5e3eabca9.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerFCS/patches/041-51722/A4230B32-A75E-11E9-A72A-FDF8877AA311/com_apple_MobileAsset_SoftwareUpdate/93962fe0f63f7886c2c632bace40dab5e3eabca9.zip