watchOS 6.1

watchOS

Version

6.1

Build ID

17S5076a

File Size

740.72 MB

Release Date

2019-10-16T17:13:45Z

Update Type

Normal release

Delta update - requires 5.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 4 (40mm, LTE) →

About This Update

watchOS 6.1 (build 17S5076a) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm, LTE), released on 2019-10-16T17:13:45Z. The update package is 740.72 MB. This is a delta (partial) update that requires 5.3 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 085173a39585dc3051be9f35fd55594de0873b29.zip.

Direct URL

http://updates-http.cdn-apple.com/2019FallSeed/patches/061-30843/B824E778-EEA7-11E9-8936-B78AB8DB5761/com_apple_MobileAsset_SoftwareUpdate/085173a39585dc3051be9f35fd55594de0873b29.zip