iPadOS 11.0 (build 15A5304i) is an official Apple over-the-air update for the iPad mini 4 (WiFi), released on 2017-06-21T20:09:52Z. The update package is 367.5 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e0e9997e106f5b265bb29b951e65b031f663a846.zip.