iPadOS 11.1.2 (build 15B202) is an official Apple over-the-air update for the iPad 5 (WiFi), released on 2017-11-16T21:18:33Z. The update package is 1.03 GB. This is a delta (partial) update that requires 10.3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ee185c1f1b9deaa9845210bb5f3d241fe28aaf16.zip.