iPadOS 12.1.3 (build 16D39) is an official Apple over-the-air update for the iPad 5 (WiFi), released on 2019-01-22T18:06:19Z. The update package is 1.26 GB. This is a delta (partial) update that requires 11.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 34cfe3805d7b5183da0cfc9b3a4f459909cc195c.zip.