iPadOS 13.4 (build 17E5241d) is an official Apple over-the-air update for the iPad Air 3 (WiFi), released on 2020-02-26T18:17:17Z. The update package is 266.45 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: 173dac36c768dda2c55e4b84fa3159c1018d776c.zip.