Defraggler
Defraggler Disk Defragmentation is a powerful free software that helps you optimise your hard drive. Very simple to use features means anyone can just download it and use it instantly. It is quite heavy on your computer and does take sometime to complete a defragmentation scan
Click Start
Locate Defraggler
Right Click
Select Run as Administrator
Click Analyze
Click Defrag
DO NOT RUN A DEFRAG IF YOU HAVE A SSD (SOLID STATE DRIVE)