iPadOS 9.9.12.4 (build 16G5027g) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2019-05-15T17:05:10Z. The update package is 2.1 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: c02e52041bda9ed1482f5b88edcbddf83020825b.zip.