This is referred to as “standalone” mode, and it explains why, every time you tap on a shortcut icon from the home screen, you see a splash screen for a second before the associated action is launched ...

You can click the app icon to open a new File Explorer window. Or, you can right-click it and choose Pin to taskbar for ...

Panorama Direction Indicator: This symbol indicates how to move the iPhone when capturing a panoramic photo. By default, the ...