The prompt typically appears when you are trying to install a specialized app, such as a beta version (like PUBG Mobile Beta ), an enterprise app , or a web app that isn't hosted on the standard App Store.
Once the download is complete, Safari will verify the file to ensure it's not corrupted. You can also verify the file using iTunes: download ios version-please open via safari
Safari will prompt you to confirm the download. 🛠️ How to Install the Downloaded File "Download iOS Version-Please Open Via Safari" The prompt