iPadOS 9.9.13.3.1 (build 17D50) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2020-01-28T18:27:40Z. The update package is 2.61 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: dd7678da4689508306e8a86a12f5541a79e7a340.zip.