iOS 9.9.12.3 (build 16F5117h) is an official Apple over-the-air update for the iPhone SE, released on 2019-03-27T17:06:28Z. The update package is 2.14 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 828f521603296756ba9bedd259cc33ae163ad089.zip.