iPadOS 13.1 (build 17A5837a) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2019-09-10T20:12:07Z. The update package is 170.6 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: 767d49efe6126cf8ef88bd18e02c6d33964ff0cf.zip.