He found the section labeled App Icons and Launch Screen . He dragged his set of PNG files into the designated slots—the @2x and @3x slots for Retina displays. Xcode chirped a happy little sound as the slots filled with color. No warnings. No errors.
And there it was.
Procedural / troubleshooting User likely wants: Step-by-step instructions for changing an app’s icon on their specific device or OS (Windows, macOS, Android, iOS, or Linux). Potential confusion: “Application” could mean a mobile app, a desktop program, or a shortcut icon. how to change application icon