iOS 12.1

iOS

Version

12.1

Build ID

16B5077c

File Size

567.78 MB

Release Date

2018-10-09T17:05:44Z

Update Type

Beta

Delta update - requires 12.0 installed first.

Download OTA

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

About This Update

iOS 12.1 (build 16B5077c) is an official Apple over-the-air update for the iPhone X (GSM), released on 2018-10-09T17:05:44Z. The update package is 567.78 MB. This is a delta (partial) update that requires 12.0 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 58405af67804ae53da9f8ed55cd0b187fa20a7cf.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallSeed/patches/041-12422/E2D812DE-C8F0-11E8-8C1D-C20FE3A7E8D0/com_apple_MobileAsset_SoftwareUpdate/58405af67804ae53da9f8ed55cd0b187fa20a7cf.zip