watchOS 5.3.7

watchOS

Version

5.3.7

Build ID

16U674

File Size

41.75 MB

Release Date

2020-05-18T17:31:43Z

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 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 41.75 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 9ce96b1b0f5b783078c15082f74c902dc2fd7e09.zip.

Direct URL

http://updates-http.cdn-apple.com/2020SpringFCS/patches/061-97862/586C21F9-869B-4D89-9F60-B11AAB5291BA/com_apple_MobileAsset_SoftwareUpdate/9ce96b1b0f5b783078c15082f74c902dc2fd7e09.zip