iPadOS 13.5.5 (build 17G5035d) is an official Apple over-the-air update for the iPad Pro 4 (11-inch, Cellular), released on 2020-06-01T18:08:24Z. The update package is 194.58 MB. This is a delta (partial) update that requires 13.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: efc2a239fa2be834071b309aac46915ca1739047.zip.