iOS 9.9.13.2 (build 17B5084a) is an official Apple over-the-air update for the iPhone 6s+, released on 2019-10-23T17:09:36Z. 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: 4f95a62812475fe5d0b4a24e7fd69d1d98803583.zip.