iOS 14.8.1 (build 18H107) is an official Apple over-the-air update for the iPhone 7 Plus (GSM), released on 2021-10-26T17:00:00Z. The update package is 149.18 MB. This is a delta (partial) update that requires 14.8 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: af56226c145dbaeed5f1c05196ba0b0ed3b4679b.zip.