How can Samsung mobile phone drag the files in my files to the desktop of the mobile phone?

Operation method of adding/deleting icons on the home screen of mobile phone: 1. If you need to add a program icon to the home screen, please operate: Apply-click the icon to be added and drag it to the home screen. 2. If you want to delete the program icon on the home screen, please operate: standby interface-hold down the icon to be deleted-and drag it to the delete/recycle bin icon at the top of the screen.