iOS 9.9.12.1.1 (build 16C5043b) is an official Apple over-the-air update for the iPhone X (GSM), released on 2018-11-07T21:08:57Z. The update package is 2.55 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f5ea409cfaaee917f4ce8b0eddf2b04626a23e4b.zip.