watchOS 5.3.9

watchOS

Version

5.3.9

Build ID

16U693

File Size

452.74 MB

Release Date

2020-12-14T18:08:23Z

Update Type

Normal release

Delta update - requires 5.1.2 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 2 (38mm) →

About This Update

watchOS 5.3.9 (build 16U693) is an official Apple over-the-air update for the Apple Watch Series 2 (38mm), released on 2020-12-14T18:08:23Z. The update package is 452.74 MB. This is a delta (partial) update that requires 5.1.2 to already be installed on the device - it cannot be applied from scratch. This update is currently signed by Apple, so it can be applied directly from Settings › General › Software Update.

The OTA payload file is a5ba127b69b4abfc7d2912f0c43d312f004b0dc5.zip.

Direct URL

http://updates-http.cdn-apple.com/2020FallFCS/patches/001-53820/EAE322E7-867B-4180-B9FE-88C6BF8CEFE2/com_apple_MobileAsset_SoftwareUpdate/a5ba127b69b4abfc7d2912f0c43d312f004b0dc5.zip