iOS 15.7.4 (build 19H321) is an official Apple over-the-air update for the iPhone SE, released on 2023-03-27T17:12:59Z. The update package is 199.17 MB. This is a delta (partial) update that requires 15.7.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d63be626bcabc30c112f82cf17e21c892908726a.zip.