iOS 12.1.3

iOS

Version

12.1.3

Build ID

16D39

File Size

1.54 GB

Release Date

2019-01-22T18:09:21Z

Update Type

Normal release

Delta update - requires 11.4.1 installed first.

Download OTA

Looking for beta firmware? View beta builds for iPhone X (GSM) →

About This Update

iOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPhone X (GSM), released on 2019-01-22T18:09:21Z. The update package is 1.54 GB. This is a delta (partial) update that requires 11.4.1 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 ed7f3470c7e13d81c26a7808f57704614ea4b19b.zip.

Direct URL

http://updates-http.cdn-apple.com/2019WinterFCS/patches/041-16729/3A286B4A-17D6-11E9-AAEB-9BA66784396E/com_apple_MobileAsset_SoftwareUpdate/ed7f3470c7e13d81c26a7808f57704614ea4b19b.zip