watchOS 5.3.9

watchOS

Version

5.3.9

Build ID

16U693

File Size

499.51 MB

Release Date

2021-01-26T18:26:19Z

Update Type

Normal release

Delta update - requires 5.1.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 3 (38mm, LTE) →

About This Update

watchOS 5.3.9 (build 16U693) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm, LTE), released on 2021-01-26T18:26:19Z. The update package is 499.51 MB. This is a delta (partial) update that requires 5.1.3 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 82bd17795f6d9307ebd45a13dc67b96b1bfd0e38.zip.

Direct URL

http://updates-http.cdn-apple.com/2020FallFCS/patches/001-54057/8ED62BC6-E22F-4112-BAF4-6BB983675E6B/com_apple_MobileAsset_SoftwareUpdate/82bd17795f6d9307ebd45a13dc67b96b1bfd0e38.zip