iPadOS 12.1 (build 16B92) is an official Apple over-the-air update for the iPad mini 3 (WiFi), released on 2018-10-30T17:05:07Z. The update package is 1.59 GB. This is a delta (partial) update that requires 10.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b168c01e1819a4f6f5d22e598a0a2019e2534a4f.zip.