iPadOS 13.5 (build 17F5065a) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2020-05-06T17:08:34Z. The update package is 153.22 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: 6a47b508022af30b571e755cb13ae22c920f5058.zip.