iOS 9.9.16.6 (build 20G75) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2023-07-24T17:29:49Z. The update package is 4.49 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: aea280710e5e7ce5f8a78599cfb7fc3b83bfaab0.zip.