watchOS 5.3.4

watchOS

Version

5.3.4

Build ID

16U627

File Size

49.23 MB

Release Date

2019-12-10T18:22:30Z

Update Type

Normal release

Delta update - requires 5.3.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 4 (40mm, LTE) →

About This Update

watchOS 5.3.4 (build 16U627) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm, LTE), released on 2019-12-10T18:22:30Z. The update package is 49.23 MB. This is a delta (partial) update that requires 5.3.3 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 fb67ec2dc3cf3d71445e5211fd468c7ebd6e4f47.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallFCS/patches/061-46790/A3144AF4-0D6A-11EA-B716-8E224F01D1AC/com_apple_MobileAsset_SoftwareUpdate/fb67ec2dc3cf3d71445e5211fd468c7ebd6e4f47.zip