watchOS 5.3.5

watchOS

Version

5.3.5

Build ID

16U652

File Size

40.12 MB

Release Date

2020-02-18T18:06:57Z

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 1 (38mm) →

About This Update

watchOS 5.3.5 (build 16U652) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2020-02-18T18:06:57Z. The update package is 40.12 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 e59c22e413dcd710f2078edef8f5a6a0ecf001d8.zip.

Direct URL

http://updates-http.cdn-apple.com/2020WinterFCS/patches/061-77619/3D1A3A3F-557F-423E-A819-3717E632E9E6/com_apple_MobileAsset_SoftwareUpdate/e59c22e413dcd710f2078edef8f5a6a0ecf001d8.zip