iOS 11.2.1

iOS

Version

11.2.1

Build ID

15C153

File Size

399.79 MB

Release Date

2017-12-13T18:10:52Z

Update Type

Normal release

Delta update - requires 11.1 installed first.

Download OTA

Looking for beta firmware? View beta builds for iPhone 8 Plus (Global) →

About This Update

iOS 11.2.1 (build 15C153) is an official Apple over-the-air update for the iPhone 8 Plus (Global), released on 2017-12-13T18:10:52Z. The update package is 399.79 MB. This is a delta (partial) update that requires 11.1 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 432408f92a5e694eec8077f0874eba509d508742.zip.

Direct URL

http://appldnld.apple.com/ios11.2.1/091-55063-20171213-3123DFFC-DE25-11E7-9634-1332F6A180E7/com_apple_MobileAsset_SoftwareUpdate/432408f92a5e694eec8077f0874eba509d508742.zip