iPadOS 13.4 (build 17E5249a) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2020-03-03T18:19:58Z. The update package is 142.56 MB. This is a delta (partial) update that requires 13.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: dbf4848e467ae5fe6534c6e9ed8ac7e9e9f8ad3d.zip.