watchOS 5.3.5

watchOS

Version

5.3.5

Build ID

16U652

File Size

50.59 MB

Release Date

2020-02-18T18:07:08Z

Update Type

Normal release

Delta update - requires 5.3.2 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 4 (40mm) →

About This Update

watchOS 5.3.5 (build 16U652) is an official Apple over-the-air update for the Apple Watch Series 4 (40mm), released on 2020-02-18T18:07:08Z. The update package is 50.59 MB. This is a delta (partial) update that requires 5.3.2 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 3b152ac38a6b72a15ef85148b49216f86a8a74fc.zip.

Direct URL

http://updates-http.cdn-apple.com/2020WinterFCS/patches/061-77270/0C52EE67-11B2-4487-A202-C7BD71AF4777/com_apple_MobileAsset_SoftwareUpdate/3b152ac38a6b72a15ef85148b49216f86a8a74fc.zip