No way to add my computer icon on the desktop

Some students suddenly found that there is no computer icon on the desktop when they use the computer. What is going on? How to add my computer icon to the desktop? In fact, there are three ways to make the desktop Show my computer on.
Method 1: Right click on the Start menu, select “Properties> in the pop-up menu, and then click the “Start Menu” tab, select the “Classic Start Menu” option here, you can save it after saving. Go to show my computer icon on the desktop.
Method 2: If you don't want to use the classic start menu, but want to retrieve my computer icon on the desktop, what should I do? Just click the menu button and right click on the pop-up menu “ my Computer & rdquo; menu item, then select “ in the pop-up menu to display the menu item on the desktop, then you can display my computer on the desktop.
Method 3: There is also a very simple method, which is to right-click on the desktop, select the Properties menu, click on the “desktop" tab in the pop-up properties window, and then select “Customize Desktop> In the tab, select the option in front of “My Computer", click OK and save, then you can see my computer icon on the desktop.
Through any of the above three methods, my computer can be displayed on the desktop. Sometimes one of them does not work. You can also consider using the other one.