watchOS 5.1.1

watchOS

Version

5.1.1

Build ID

16R600

File Size

819.03 MB

Release Date

2018-11-05T18:06:15Z

Update Type

Normal release

Delta update - requires 4.0 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 3 (42mm, LTE) →

About This Update

watchOS 5.1.1 (build 16R600) is an official Apple over-the-air update for the Apple Watch Series 3 (42mm, LTE), released on 2018-11-05T18:06:15Z. The update package is 819.03 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 366627f390b04ce1c5fcd4689e231fb18c6dff22.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallFCS/patches/041-19327/2E510BC0-DD51-11E8-ACE8-BDEC3E929E86/com_apple_MobileAsset_SoftwareUpdate/366627f390b04ce1c5fcd4689e231fb18c6dff22.zip