watchOS 5.1

watchOS

Version

5.1

Build ID

16R5568d

File Size

1.33 GB

Release Date

2018-10-02T17:15:12Z

Update Type

Normal release

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 4 (44mm) →

About This Update

watchOS 5.1 (build 16R5568d) is an official Apple over-the-air update for the Apple Watch Series 4 (44mm), released on 2018-10-02T17:15:12Z. The update package is 1.33 GB. This is a full OTA update that can be applied from any compatible base version. 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 2ea14543eaa2bb0473ab1bf21f5e76ef6e362a45.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallSeed/patches/041-08422/7E81BB64-C274-11E8-A1E9-AF61F0E983AD/com_apple_MobileAsset_SoftwareUpdate/2ea14543eaa2bb0473ab1bf21f5e76ef6e362a45.zip