iOS 9.9.16.3 (build 20D6047) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2023-01-23T18:47:03Z. The update package is 4.31 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: 3df2f4cf8c3b96a34ce72cafecf9ecf8acf26a20.zip.