iOS 9.9.17.6 (build 21G80) is an official Apple over-the-air update for the iPhone 11, released on 2024-07-29T20:34:52Z. The update package is 5.41 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: 1135ba9e9e7a6cb5a228eca7a28c31b4b8a7ba90.zip.