iOS 12.1

iOS

Version

12.1

Build ID

16B5077c

File Size

416.42 MB

Release Date

2018-10-09T17:05:55Z

Update Type

Beta

Delta update - requires 12.0 installed first.

Download OTA

Looking for beta firmware? View beta builds for iPhone 5s (Global) →

About This Update

iOS 12.1 (build 16B5077c) is an official Apple over-the-air update for the iPhone 5s (Global), released on 2018-10-09T17:05:55Z. The update package is 416.42 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 bd275f7634effb977c12f950ba481294129cf3dc.zip.

Direct URL

http://updates-http.cdn-apple.com/2018FallSeed/patches/041-12342/A4E9F7D4-C8F1-11E8-9C90-C11868D5E394/com_apple_MobileAsset_SoftwareUpdate/bd275f7634effb977c12f950ba481294129cf3dc.zip