iPadOS 13.4 (build 17E5249a) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2020-03-03T18:19:41Z. The update package is 123.99 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: 548287fd561abe83d7afd164aee4d475ef8b876d.zip.