watchOS 5.2.1

watchOS

Version

5.2.1

Build ID

16U113

File Size

148.31 MB

Release Date

2019-05-13T17:17:25Z

Update Type

Normal release

Delta update - requires 5.2 installed first.

Download OTA

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

About This Update

watchOS 5.2.1 (build 16U113) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm), released on 2019-05-13T17:17:25Z. The update package is 148.31 MB. This is a delta (partial) update that requires 5.2 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 a4744acbe62594b5d5c88ad3b874df7e1508fbf9.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SpringFCS/patches/041-51383/29294E8C-704A-11E9-B24B-F13283443981/com_apple_MobileAsset_SoftwareUpdate/a4744acbe62594b5d5c88ad3b874df7e1508fbf9.zip