iOS 9.9.15.8.6 (build 19H402) is an official Apple over-the-air update for the iPhone 6s, released on 2026-01-26T18:17:14Z. The update package is 3.82 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: fafc8c56fa6d551ef8fa66af1e9048c641094be4.zip.