iOS 9.9.13.6.1 (build 17G6080) is an official Apple over-the-air update for the iPhone 11, released on 2020-08-12T20:32:12Z. The update package is 3.5 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: 70b56c155c3d87f52aa67be053dc660e677c00fb.zip.