watchOS 6.3

watchOS

Version

6.3

Build ID

17U208

File Size

127.86 MB

Release Date

2020-12-14T18:08:39Z

Update Type

Normal release

Delta update - requires 6.2.5 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 2 (42mm) →

About This Update

watchOS 6.3 (build 17U208) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2020-12-14T18:08:39Z. The update package is 127.86 MB. This is a delta (partial) update that requires 6.2.5 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 2243c39238eb86ba15d8c56a2892472b78b93c2f.zip.

Direct URL

http://updates-http.cdn-apple.com/2020FallFCS/patches/001-86520/19F77152-5A38-4016-867B-2ED3AAD1AC80/com_apple_MobileAsset_SoftwareUpdate/2243c39238eb86ba15d8c56a2892472b78b93c2f.zip