iOS 9.9.12.0.1 (build 16A6404) is an official Apple over-the-air update for the iPhone 6s, released on 2018-10-08T17:06:33Z. The update package is 2.15 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: af2eeba12762527bdf6fda15bef8e2c22d434e66.zip.