iPadOS 12.1 (build 16B5084a) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2018-10-15T17:02:54Z. The update package is 165.63 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 6251d09b7c0318e7b8a6e0845276e8dbcf6cdb4d.zip.