iPadOS 9.9.15.4.1 (build 19E6258) is an official Apple over-the-air update for the iPad mini 4 (Cellular), released on 2022-03-31T17:14:03Z. The update package is 3.65 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: 76d0eb77211ec92216dd359a54f75b303619c63a.zip.