watchOS 5.1.1

watchOS

Version

5.1.1

Build ID

16R6600

File Size

471.56 MB

Release Date

2018-11-05T18:05:39Z

Update Type

Normal release

Delta update - requires 5.0 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 1 (38mm) →

About This Update

watchOS 5.1.1 (build 16R6600) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2018-11-05T18:05:39Z. The update package is 471.56 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 d866fd790988290a1cf1175d019c298747fc5fa4.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallFCS/patches/041-19331/3B8B8AA4-DD51-11E8-B330-F9E871D542D5/com_apple_MobileAsset_SoftwareUpdate/d866fd790988290a1cf1175d019c298747fc5fa4.zip