iPadOS 10.1 (build 14B67) is an official Apple over-the-air update for the iPad 4 (WiFi), released on 2016-10-04T16:50:52Z. The update package is 89.93 MB. This is a delta (partial) update that requires 10.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f69ad41f7c98b52ffa93078b1dd96d334e00fa43.zip.