iPadOS 13.4 (build 17E5223h) is an official Apple over-the-air update for the iPad 5 (Cellular), released on 2020-02-05T18:16:59Z. The update package is 744.8 MB. This is a delta (partial) update that requires 13.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d7db36618c1c291d9d6eb6c153c14dd0dc3bfcd3.zip.