watchOS 5.3.6

watchOS

Version

5.3.6

Build ID

16U662

File Size

50.98 MB

Release Date

2020-03-24T17:21:15Z

Update Type

Normal release

Delta update - requires 5.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 1 (42mm) →

About This Update

watchOS 5.3.6 (build 16U662) is an official Apple over-the-air update for the Apple Watch Series 1 (42mm), released on 2020-03-24T17:21:15Z. The update package is 50.98 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 7d60ca78329120edce3f375e35fd0eadee24fbbc.zip.

Direct URL

http://updates-http.cdn-apple.com/2020WinterFCS/patches/061-74069/6A44B385-D73F-4165-A7CA-77AFA6596F9F/com_apple_MobileAsset_SoftwareUpdate/7d60ca78329120edce3f375e35fd0eadee24fbbc.zip