watchOS 5.3

watchOS

Version

5.3

Build ID

16U5526f

File Size

132.41 MB

Release Date

2019-05-15T17:11:15Z

Update Type

Normal release

Delta update - requires 5.2 installed first.

Download OTA

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

About This Update

watchOS 5.3 (build 16U5526f) is an official Apple over-the-air update for the Apple Watch Series 2 (38mm), released on 2019-05-15T17:11:15Z. The update package is 132.41 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 f143a731f84ecf53e2ba447276243d1571c047ee.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SpringSeed/patches/041-62949/16E0A04C-758E-11E9-825E-877DA3D7397F/com_apple_MobileAsset_SoftwareUpdate/f143a731f84ecf53e2ba447276243d1571c047ee.zip