watchOS 4.1

watchOS

Version

4.1

Build ID

15R846

File Size

610.15 MB

Release Date

2017-10-20T17:05:31Z

Update Type

Normal release

Delta update - requires 3.1.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 2 (42mm) →

About This Update

watchOS 4.1 (build 15R846) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2017-10-20T17:05:31Z. The update package is 610.15 MB. This is a delta (partial) update that requires 3.1.3 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 f41547cd7c28dea579549f5715b015c42ccd7f00.zip.

Direct URL

http://appldnld.apple.com/watchos4.1seeds/091-20659-20171020-DB7E783E-B50A-11E7-AA3C-67E4BDA7E146/com_apple_MobileAsset_SoftwareUpdate/f41547cd7c28dea579549f5715b015c42ccd7f00.zip