watchOS 4.1

watchOS

Version

4.1

Build ID

15R5843a

File Size

113.96 MB

Release Date

2017-10-16T17:06:11Z

Update Type

Normal release

Delta update - requires 4.1 installed first.

Download OTA

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

About This Update

watchOS 4.1 (build 15R5843a) is an official Apple over-the-air update for the Apple Watch Series 3 (42mm, LTE), released on 2017-10-16T17:06:11Z. The update package is 113.96 MB. This is a delta (partial) update that requires 4.1 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 3cd432254abe9a73ad6a8d39819d4da2db79fd8b.zip.

Direct URL

http://appldnld.apple.com/watchos4.1seeds/091-38744-20171016-45E9269E-AF8C-11E7-B524-C40EBDA7E146/com_apple_MobileAsset_SoftwareUpdate/3cd432254abe9a73ad6a8d39819d4da2db79fd8b.zip