watchOS 4.1

watchOS

Version

4.1

Build ID

15R846

File Size

789.13 MB

Release Date

2017-10-20T17:04:58Z

Update Type

Normal release

Delta update - requires 2.1 installed first.

Download OTA

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

About This Update

watchOS 4.1 (build 15R846) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2017-10-20T17:04:58Z. The update package is 789.13 MB. This is a delta (partial) update that requires 2.1 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 e5eecae5032ec5d52904c49d8c80976f77cdf01a.zip.

Direct URL

http://appldnld.apple.com/watchos4.1seeds/091-20663-20171020-E4D27872-B50A-11E7-9B3E-53E5BDA7E146/com_apple_MobileAsset_SoftwareUpdate/e5eecae5032ec5d52904c49d8c80976f77cdf01a.zip