iOS 9.9.12.2 (build 16E5212f) is an official Apple over-the-air update for the iPhone 6s, released on 2019-03-04T18:05:07Z. The update package is 2.16 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: f85c1699099b49fc478b0e47516cf558f64cc35b.zip.