iOS 9.9.13.2 (build 17B5077a) is an official Apple over-the-air update for the iPhone 6s+, released on 2019-10-16T17:03:53Z. The update package is 2.82 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: 028e7d51b036a2e21639bc1dff66a05f714f5d22.zip.