watchOS 5.3.7

watchOS

Version

5.3.7

Build ID

16U674

File Size

58.91 MB

Release Date

2020-05-18T17:32:05Z

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 4 (44mm, LTE) →

About This Update

watchOS 5.3.7 (build 16U674) is an official Apple over-the-air update for the Apple Watch Series 4 (44mm, LTE), released on 2020-05-18T17:32:05Z. The update package is 58.91 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 ba35506ebabea5b2d4f5d594819945e54ad97131.zip.

Direct URL

http://updates-http.cdn-apple.com/2020SpringFCS/patches/061-97516/9354692A-C22D-40E1-A52B-5A47B2EBA461/com_apple_MobileAsset_SoftwareUpdate/ba35506ebabea5b2d4f5d594819945e54ad97131.zip