watchOS 5.3.6

watchOS

Version

5.3.6

Build ID

16U662

File Size

55.5 MB

Release Date

2020-03-24T17:21:23Z

Update Type

Normal release

Delta update - requires 5.3.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 3 (38mm) →

About This Update

watchOS 5.3.6 (build 16U662) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm), released on 2020-03-24T17:21:23Z. The update package is 55.5 MB. This is a delta (partial) update that requires 5.3.3 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 7cae57098f4fb59d1979e763766893eb91b13cd1.zip.

Direct URL

http://updates-http.cdn-apple.com/2020WinterFCS/patches/061-73927/3EFF7BB7-FDB3-4DC0-AC93-B7CF4EAF09D8/com_apple_MobileAsset_SoftwareUpdate/7cae57098f4fb59d1979e763766893eb91b13cd1.zip