iPadOS 11.4.1 (build 15G5077a) is an official Apple over-the-air update for the iPad 5 (WiFi), released on 2018-07-02T17:05:41Z. The update package is 28.26 MB. This is a delta (partial) update that requires 11.4.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: c66d3777452f67d266ca43c12cfe667833feed9c.zip.