iOS 9.9.13.0 (build 17A577) is an official Apple over-the-air update for the iPhone SE, released on 2019-09-19T17:08:43Z. The update package is 2.6 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: 711b2a656b88bcb114f0c26b324c128149533ddf.zip.