iOS 9.9.15.8.4 (build 19H6390) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2025-03-31T17:29:01Z. The update package is 3.93 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: 44490d20301ccd1a52d48a5f117621613e46f30f.zip.