iPadOS 9.9.11.3.1 (build 15E6302) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2018-04-24T17:04:10Z. The update package is 1.76 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: cb0664c2a12cb75a772ad7b5b19f980fa659ef31.zip.