iOS 9.9.12.1.1 (build 16C5043b) is an official Apple over-the-air update for the iPhone XS, released on 2018-11-07T21:08:58Z. The update package is 2.63 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: 08a77efa17f094c220edc41e7c0833934dfad16a.zip.