getIPSW
Apple Watch Series 1 (38mm) Apple Watch Series 1 (38mm) Watch2,6
OTA Update Unsigned 15U5062a

watchOS 4.3.2

OS
watchOS
Version
4.3.2
Build ID
15U5062a
File Size
333.22 MB
Release Date
2018-06-13T17:08:09Z
Update Type
Normal release
Delta update - requires 4.2 installed first.

About This Update

watchOS 4.3.2 (build 15U5062a) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2018-06-13T17:08:09Z. The update package is 333.22 MB. This is a delta (partial) update that requires 4.2 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 7c6c304cdbab0d6cf2aed6f131e4d953003e056f.zip.

Direct URL

http://updates-http.cdn-apple.com/2018/watchosseed/091-86893-20180611-8A625782-6A76-11E8-AB23-093B31998DA0/com_apple_MobileAsset_SoftwareUpdate/7c6c304cdbab0d6cf2aed6f131e4d953003e056f.zip

Filename

7c6c304cdbab0d6cf2aed6f131e4d953003e056f.zip

Other Devices

© 2026 getIPSW. Firmware data provided by ipswdl.com API. Not affiliated with Apple Inc.