Check the malicious information to your computer. Note that if you need a computer for an extended period, you will ensure that your security software is up-to-date. So you can protect your computer from virus attacks well. If your PC is suddenly slower, can a virus or Trojan program of taking up their resources. You should check the anti-virus and to clean up open malicious files to test a slow computer.
It may be too many programs and processes running on your PC. These programs can start automatically when you restart the computer. They should not open many programs at once. As a result, your PC is working too hard. Therefore, the computer was slow. To increase the speed of PC, this is a great way to get the applications have not used the step-by-step instructions: Click Start> Control Panel> Add / Remove Programs> select Remove programs used
Memory for your computer is not enough. All programs that are running actively using RAM to run when your PC is running slowly, may not be enough RAM, or does not properly used on your PC. Adding an additional RAM is not cheap, if you always use the method to solve the slow computer. So the best solution for efficient software is used for RAM and CPU usage coordinate and optimize your computer with ease.
Based on a Windows machine, registry program is the data to your PC. It can be damaged if you install or remove, so many applications on your computer. Over time, your system is consistent. It slows down your computer completely. It is strongly recommended that you use the registry cleaner to clean the registry entries that may slow down your PC.