iOS 15.7.4 (build 19H321) is an official Apple over-the-air update for the iPhone SE, released on 2023-03-27T17:12:57Z. The update package is 1.39 GB. This is a delta (partial) update that requires 15.0.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: fdd3fe4111c96ac8f0904409bbc9115288fe2c22.zip.