iPadOS 13.4 (build 17E5241d) is an official Apple over-the-air update for the iPad Air 3 (Cellular), released on 2020-02-26T18:17:18Z. The update package is 271.84 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: 74cc7213de874781d46bf7450b94f33b9144501c.zip.