iOS 9.9.15.7.8 (build 19H6364) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2023-07-24T17:28:45Z. 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: 420a047cfaec8511ea0de43b50b15f0a5088a222.zip.