iPadOS 13.3.1 (build 17D5050a) is an official Apple over-the-air update for the iPad mini 5 (WiFi), released on 2020-01-22T18:06:51Z. The update package is 205.83 MB. This is a delta (partial) update that requires 13.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e02460f0337a7720aabb81ae4372d2b7557268d2.zip.