iPadOS 11.3 (build 15E5178f) is an official Apple over-the-air update for the iPad mini 3 (Cellular), released on 2018-02-06T18:21:03Z. The update package is 292.3 MB. This is a delta (partial) update that requires 11.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fae0fc939226522ca96f8bdd4ad1053fcf0f7f09.zip.