iOS 15.7.3 (build 19H307) is an official Apple over-the-air update for the iPhone 7 (Global), released on 2023-01-23T18:49:29Z. The update package is 2.54 GB. This is a delta (partial) update that requires 14.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e9186b2a6c8619444f50cb99d9ade1c7af4ec059.zip.