iPadOS 12.4 (build 16G5038d) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2019-05-28T17:07:25Z. The update package is 215.61 MB. This is a delta (partial) update that requires 12.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d389c848c60fa17574b753d92de85ab820cdb1d7.zip.