Скачать или смотреть How to Smart Defragment Hard Disk Drives by Advanced SystemCare Ultimate 6.0?

IObit Advanced SystemCare defragments your hard drives powerfully and efficiently: http://www.advanced-systemcare.org/

It is known that disk fragment has been a primary cause of slow and unstable PC performance. Advanced SystemCare Smart Defrag is such a smart disk defrag tool that provides extremely fast and efficient defragmentation to your hard drives intelligently for faster file loading and high disk performance. Smart Defrag works automatically and quietly in the background on your PC, keeping your hard disk running at its top speed. This powerful, award-winning free disk defragmenter is 100% safe and clean with no adware, spyware, or viruses.

Note: Smart Defrag icon in Toolbox is only a link to open it. You need to install it before you use it from Toolbox.