iPadOS 13.1 (build 17A5831c) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2019-09-04T17:05:32Z. The update package is 294.82 MB. This is a delta (partial) update that requires 13.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 5f0d17650ecd8636df475497acfef9177b98d8f0.zip.