iPadOS 12.1.1 (build 16C5050a) is an official Apple over-the-air update for the iPad 6 (WiFi), released on 2018-11-15T18:04:43Z. The update package is 77.92 MB. This is a delta (partial) update that requires 12.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 81bd4a7293c7688bbed58d0d66b31d31d62feedb.zip.