iOS 12.3

iOS

Version

12.3

Build ID

16F5148a

File Size

490.47 MB

Release Date

2019-04-29T17:36:06Z

Update Type

Beta

Delta update - requires 12.2 installed first.

Download OTA

Looking for beta firmware? View beta builds for iPhone XS Max →

Want full hardware specs? View iPhone XS Max specs →

About This Update

iOS 12.3 (build 16F5148a) is an official Apple over-the-air update for the iPhone XS Max, released on 2019-04-29T17:36:06Z. The update package is 490.47 MB. This is a delta (partial) update that requires 12.2 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 670abef2fafd8aa7676a3e222fa0b134244afaf7.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SpringSeed/patches/041-58022/914819D4-687B-11E9-BFDC-4D6877A6FCC2/com_apple_MobileAsset_SoftwareUpdate/670abef2fafd8aa7676a3e222fa0b134244afaf7.zip