iPadOS 9.9.11.4 (build 15F5077a) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2018-05-14T17:16:56Z. The update package is 1.74 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: 34444518bda19f7ff2479b18aa807c32e6bd6d90.zip.