watchOS 5.3.7

watchOS

Version

5.3.7

Build ID

16U674

File Size

45.99 MB

Release Date

2020-05-18T17:31:43Z

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 (42mm) →

About This Update

watchOS 5.3.7 (build 16U674) is an official Apple over-the-air update for the Apple Watch Series 1 (42mm), released on 2020-05-18T17:31:43Z. The update package is 45.99 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 47c0f568eda327595e9f6ba90be239239760b7f8.zip.

Direct URL

http://updates-http.cdn-apple.com/2020SpringFCS/patches/061-97683/1785F57F-3183-4174-8143-F3E8DFF8EE9B/com_apple_MobileAsset_SoftwareUpdate/47c0f568eda327595e9f6ba90be239239760b7f8.zip