iOS 9.9.11.2 (build 15C5111a) is an official Apple over-the-air update for the iPhone X (GSM), released on 2017-11-28T18:00:29Z. The update package is 2.05 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: 8432a58011fb9fb40b2dcb30b5884ca2db6c39ff.zip.