watchOS 5.3

watchOS

Version

5.3

Build ID

16U6569

File Size

98.41 MB

Release Date

2019-07-22T17:28:51Z

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 (42mm) →

About This Update

watchOS 5.3 (build 16U6569) is an official Apple over-the-air update for the Apple Watch Series 1 (42mm), released on 2019-07-22T17:28:51Z. The update package is 98.41 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 cfab50ba77fa68e7016e9a9e80e6eb5c060554d4.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SummerFCS/patches/041-68089/CF7AA028-A75F-11E9-A9AA-9D4B7F01946C/com_apple_MobileAsset_SoftwareUpdate/cfab50ba77fa68e7016e9a9e80e6eb5c060554d4.zip