iOS 9.9.13.7 (build 17H33) is an official Apple over-the-air update for the iPhone 6s+, released on 2020-08-26T17:09:31Z. The update package is 2.93 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: 8c6dccb00849181f6f89c9be8635b62ccd2ba395.zip.