watchOS 5.3.9

watchOS

Version

5.3.9

Build ID

16U693

File Size

42.22 MB

Release Date

2020-11-05T18:19:32Z

Update Type

Normal release

Delta update - requires 5.3.4 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 1 (42mm) →

About This Update

watchOS 5.3.9 (build 16U693) is an official Apple over-the-air update for the Apple Watch Series 1 (42mm), released on 2020-11-05T18:19:32Z. The update package is 42.22 MB. This is a delta (partial) update that requires 5.3.4 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 4cbc64ff26ab774e435eb422dec4710b0b3d8209.zip.

Direct URL

http://updates-http.cdn-apple.com/2020FallFCS/patches/001-73115/D5AFC5BF-4D86-4A79-A013-1D202097B4C6/com_apple_MobileAsset_SoftwareUpdate/4cbc64ff26ab774e435eb422dec4710b0b3d8209.zip