watchOS 5.1.2

watchOS

Version

5.1.2

Build ID

16S46

File Size

774.15 MB

Release Date

2018-12-06T18:03:45Z

Update Type

Normal release

Delta update - requires 4.0 installed first.

Download OTA

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

About This Update

watchOS 5.1.2 (build 16S46) is an official Apple over-the-air update for the Apple Watch Series 2 (38mm), released on 2018-12-06T18:03:45Z. The update package is 774.15 MB. This is a delta (partial) update that requires 4.0 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 9a4b58da4e7f33cf297142da7f8d79765c5911d6.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallFCS/patches/041-05155/2820A3B8-F1D4-11E8-BB14-EC9371A1A3BA/com_apple_MobileAsset_SoftwareUpdate/9a4b58da4e7f33cf297142da7f8d79765c5911d6.zip