iPadOS 11.2.6 (build 15D100) is an official Apple over-the-air update for the iPad 5 (WiFi), released on 2018-02-19T21:12:26Z. The update package is 1.03 GB. This is a delta (partial) update that requires 10.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: cf501dedd2aeaf19342218713a9938adf7923506.zip.