iPadOS 12.0 (build 16A366) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2018-09-12T19:08:22Z. The update package is 1.27 GB. This is a delta (partial) update that requires 11.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 09a7c4c1bde1a064f5b10bcc7f4a2e85a2278503.zip.