watchOS 9.0

watchOS

Version

9.0

Build ID

15R372

File Size

964.54 MB

Release Date

2017-09-12T19:04:47Z

Update Type

Normal release

Delta update - requires 8.2 installed first.

Download OTA

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

About This Update

watchOS 9.0 (build 15R372) is an official Apple over-the-air update for the Apple Watch (38mm), released on 2017-09-12T19:04:47Z. The update package is 964.54 MB. This is a delta (partial) update that requires 8.2 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 37e7c12ac3168d1bbeb4b89d45bcd6a33b40d7a5.zip.

Direct URL

http://appldnld.apple.com/watchos4.0/031-57842-201700919-05D1D318-8E8E-11E7-885D-71B1B54D2808/com_apple_MobileAsset_SoftwareUpdate/37e7c12ac3168d1bbeb4b89d45bcd6a33b40d7a5.zip