iOS 9.9.16.7.12 (build 20H364) is an official Apple over-the-air update for the iPhone 8 (GSM), released on 2025-09-15T17:24:22Z. The update package is 4.38 GB. This is a delta (partial) update that requires 11.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 2859c5a7db4a17d9c9197cd5a84bc3652c29de7c.zip.