iPadOS 7.0 (build 11A4449d) is an official Apple over-the-air update for the iPad 4 (WiFi). The update package is 13.05 MB. This is a delta (partial) update that requires 7.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c6a5a3b3381f48588247359569263716994ca6f4.zip.