iOS 9.9.11.3.1 (build 15E6302) is an official Apple over-the-air update for the iPhone 6+, released on 2018-04-24T17:04:17Z. The update package is 1.98 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: 7b59531c130938160b7b9bb5d91be24b582cc6d7.zip.