iOS 9.9.11.4 (build 15F5077a) is an official Apple over-the-air update for the iPhone SE, released on 2018-05-14T17:17:22Z. The update package is 1.8 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: be536dad22b589b00582b9641f4c4995f9ac9886.zip.