watchOS 5.2.1

watchOS

Version

5.2.1

Build ID

16U113

File Size

497.3 MB

Release Date

2019-05-13T17:16:55Z

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 5.2.1 (build 16U113) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm, LTE), released on 2019-05-13T17:16:55Z. The update package is 497.3 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 no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is 0e7888ae345c7e1d1fab64b5f3d48f2f4c18d25e.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SpringFCS/patches/041-33660/E39D634E-7049-11E9-BB15-3D2583443981/com_apple_MobileAsset_SoftwareUpdate/0e7888ae345c7e1d1fab64b5f3d48f2f4c18d25e.zip