iPadOS 12.1 (build 16B5077c) is an official Apple over-the-air update for the iPad mini 2 (WiFi), released on 2018-10-09T17:05:20Z. The update package is 328.26 MB. This is a delta (partial) update that requires 12.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c4e91d345f3904f47d5c0561d8a903a7bbb06acc.zip.