iPadOS 12.1.1 (build 16C5043b) is an official Apple over-the-air update for the iPad 6 (WiFi), released on 2018-11-07T21:08:44Z. The update package is 323.5 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: d5b7a217361251c70c59cf693a8c93e0eabfc3ba.zip.