iPadOS 15.7.1 (build 19H117) is an official Apple over-the-air update for the iPad Air 4 (WiFi), released on 2022-10-27T17:35:06Z. The update package is 2.57 GB. 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: 6b592c4f18a9ca978f0a34fdfd67c64b6eb7ce27.zip.