Follow the instructions below to create a computer icon in Windows 8 in which you can pin to your taskbar.
Right click on your desktop, go to New and click on “Shortcut.”
In the “Type the location of the item:” box paste the following.
In the “Type a name for this shortcut:” box type Computer
We now have our Computer shortcut on our desktop. Now lets change the icon to match what we are used to. Right click on the shortcut, go to properties and click on “Change Icon.”
We need to browse to the correct library of icons. Go ahead and paste the following into the “Look for icons in this file” box. Then press OK or hit enter and scroll over to the right to find the computer icon. Then press OK.
Click OK to close the window, you now have your shortcut. So now right click on this and select “Pin to Taskbar.”
You know have your “Computer” icon on your taskbar! Feel free to delete the shortcut on your desktop. Enjoy.