watchOS 5.1.2

watchOS

Version

5.1.2

Build ID

16S46

File Size

575.8 MB

Release Date

2018-12-06T18:04:37Z

Update Type

Normal release

Delta update - requires 5.0 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 3 (38mm) →

About This Update

watchOS 5.1.2 (build 16S46) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm), released on 2018-12-06T18:04:37Z. The update package is 575.8 MB. This is a delta (partial) update that requires 5.0 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 d3e5472a4b8659d8e55c66785aeb8d3eba6c4333.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallFCS/patches/041-05008/3951EA58-F1D3-11E8-B193-A46B01A123EF/com_apple_MobileAsset_SoftwareUpdate/d3e5472a4b8659d8e55c66785aeb8d3eba6c4333.zip