iPadOS 12.3 (build 16F5129d) is an official Apple over-the-air update for the iPad mini 5 (WiFi), released on 2019-04-08T17:03:51Z. The update package is 317.92 MB. This is a delta (partial) update that requires 12.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fc14bcb60dd5cd75fb13ef351fe5d474a712b69a.zip.