Faster PC Quicker Access Speed Disk fragmentation is the main cause of slow computer. With enhanced multi-threading defrag engine and improved defrag speed, Smart Defrag provides better solution for faster data access and outstanding disk performance. Then you can enjoy faster game launching speed, copy files in half the time, etc. Quicker System Boot Time As your computer getting older, it takes longer to startup your computer and begins to work. Smart Defrag helps fix this problem easily. Configuring Boot Time Defrag feature, those files on HDD that cannot be moved while system is running can be quickly defragmented for faster startup.