watchOS 5.3.6

watchOS

Version

5.3.6

Build ID

16U662

File Size

46.8 MB

Release Date

2020-03-24T17:21:14Z

Update Type

Normal release

Delta update - requires 5.3.1 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 1 (38mm) →

About This Update

watchOS 5.3.6 (build 16U662) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2020-03-24T17:21:14Z. The update package is 46.8 MB. This is a delta (partial) update that requires 5.3.1 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 581e2e56d022d2fb5ef7181699c39151dd783265.zip.

Direct URL

http://updates-http.cdn-apple.com/2020WinterFCS/patches/061-74020/8C02D0D9-FB8B-4505-B45D-F4C3AB5EABDF/com_apple_MobileAsset_SoftwareUpdate/581e2e56d022d2fb5ef7181699c39151dd783265.zip