How to Diagnose Hardware Problems

• 1). Click on the start menu in the lower left corner of your computer screen. Right-click on "Computer." From the drop-down menu that appears, click "Properties."
  
  
• 2). Next, click "Device Manager." You will then see a list of all the hardware that is currently installed on your computer. Each piece of hardware is organized in a group such as "Modems" or "Drivers."
  
  
• 3). Find the hardware that shows a yellow exclamation mark icon next to it. This icon indicates that your hardware is not working properly.
  
  
• 4). Next, right-click on the name of the hardware device that is not working properly and select "Properties." A utility that controls that hardware will pop up. Any problems you are having with your hardware will be listed here along with suggestions on how to fix the problem.