iOS 12.3

iOS

Version

12.3

Build ID

16F5139e

File Size

392.9 MB

Release Date

2019-04-22T17:08:53Z

Update Type

Beta

Delta update - requires 12.3 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 16F5139e) is an official Apple over-the-air update for the iPhone XS Max, released on 2019-04-22T17:08:53Z. The update package is 392.9 MB. This is a delta (partial) update that requires 12.3 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 b4c584db13c4eb07bfb8020c4357e932d0eff20b.zip.

Direct URL

http://updates-http.cdn-apple.com/2019SpringSeed/patches/041-56272/CD545FF2-62CF-11E9-AF0C-3C5720DEBCAB/com_apple_MobileAsset_SoftwareUpdate/b4c584db13c4eb07bfb8020c4357e932d0eff20b.zip