watchOS 5.1.2

watchOS

Version

5.1.2

Build ID

16S5046a

File Size

779.1 MB

Release Date

2018-11-15T18:08:52Z

Update Type

Normal release

Delta update - requires 4.3.2 installed first.

Download OTA

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

About This Update

watchOS 5.1.2 (build 16S5046a) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm, LTE), released on 2018-11-15T18:08:52Z. The update package is 779.1 MB. This is a delta (partial) update that requires 4.3.2 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 6cd84a8a76c3cc7f8ab5d3d8d4e528d76ab04d8f.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallSeed/patches/041-25085/5313B488-E76C-11E8-80AA-B16055D8F596/com_apple_MobileAsset_SoftwareUpdate/6cd84a8a76c3cc7f8ab5d3d8d4e528d76ab04d8f.zip