iPadOS 12.1 (build 16B5084a) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2018-10-15T17:03:16Z. The update package is 181.6 MB. This is a delta (partial) update that requires 12.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 647c34e2010bc39960f385d7244848a0ca46ffef.zip.