iOS 9.9.17.5.1 (build 21F6090) is an official Apple over-the-air update for the iPhone SE (3rd generation), released on 2024-05-20T17:22:20Z. The update package is 5.56 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: 3fe35d5cffff85cb43873715c77a05be750fc789.zip.