iPadOS 11.2.5 (build 15D60) is an official Apple over-the-air update for the iPad Air 2 (WiFi), released on 2018-01-23T18:28:01Z. The update package is 538.85 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: 73f04cceccaa5c1855825592aeddc745b0d86c05.zip.