iOS 9.9.12.4 (build 16G6077) is an official Apple over-the-air update for the iPhone 6s+, released on 2019-07-22T17:05:12Z. The update package is 2.34 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: 36e5dc7457393fb5e30239d1ca8c535273cb6f86.zip.