iPadOS 15.7.1 (build 19H117) is an official Apple over-the-air update for the iPad Pro 4 (12.9-inch, Cellular), released on 2022-10-27T17:34:47Z. The update package is 2.69 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: 9f3cdd89a0d86816506f03cf62f86f6156380aff.zip.