watchOS 5.3.5

watchOS

Version

5.3.5

Build ID

16U652

File Size

50.76 MB

Release Date

2020-02-18T18:07:08Z

Update Type

Normal release

Delta update - requires 5.3.3 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 50.76 MB. This is a delta (partial) update that requires 5.3.3 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 5a489f3d2a24cc2daff3272eaa8a9c1f76849fe6.zip.

Direct URL

http://updates-http.cdn-apple.com/2020WinterFCS/patches/061-77432/5EE51438-44CD-463B-90C1-8DE2815C6CC7/com_apple_MobileAsset_SoftwareUpdate/5a489f3d2a24cc2daff3272eaa8a9c1f76849fe6.zip