watchOS 6.3

watchOS

Version

6.3

Build ID

17U208

File Size

448.26 MB

Release Date

2020-12-14T18:08:25Z

Update Type

Normal release

Delta update - requires 6.1.3 installed first.

Download OTA

Looking for beta firmware? View beta builds for Apple Watch Series 2 (38mm) →

About This Update

watchOS 6.3 (build 17U208) is an official Apple over-the-air update for the Apple Watch Series 2 (38mm), released on 2020-12-14T18:08:25Z. The update package is 448.26 MB. This is a delta (partial) update that requires 6.1.3 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 662115443ddb8482458e3d78b9c75a07a10ce617.zip.

Direct URL

http://updates-http.cdn-apple.com/2020FallFCS/patches/001-86469/0834A6F2-A331-4BAA-98B8-87BF57AEA6D3/com_apple_MobileAsset_SoftwareUpdate/662115443ddb8482458e3d78b9c75a07a10ce617.zip