Remove Unnecessary files

When we run computer,many unnecessary files stored in hard drive.Which can make slower your computer.So for good performance,you need to remove this unnecessary files regularly.You can do this task manually.For this go to Start/Run and write Cleanmgr and enter.A new dialogue box appear.Here select the drive that you want to clean and OK.Now check the box which type of file you want to remove and then OK.now all the unnecessary files will deleted.You can clean all the drive in same way.It is useful to make a good performance of your computer.