iPadOS 9.9.10.3.1 (build 14E6304) is an official Apple over-the-air update for the iPad mini 2 (Cellular), released on 2017-04-03T16:59:29Z. The update package is 1.6 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7dd592dc26f0dd57dc918ea284afef7d6ff0d198.zip.