Laptop Temperature - How to check your computer temperature

One of the best full free software to check your computer temperature is by using Speedfan. By using this software it will display your fan speed and the temperature of your hardisk and core temperature.
Why should you check the temperature? good temperature awareness and control can affect your computer/laptop performance and its lifespan. Beside that very high temperature will cause system failure and your laptop or computer will restart automatically.

How to make it cooler.

For desktop there are many types of cooler and it is easy to add fan because the large casing. For laptop you can buy the normal laptop fan. For normal laptop fan the power came from the usb which you stick in your usb. My friend change it by connect it with the normal power supply and the fan speed amazingly increase. But if you connected the power of the fan with the power supply remove the original usb connector. If you connect it even you already connect with the power supply it will cause your usb socket not working anymore.