This tutorial will show you how to manually optimize drives to defrag a HDD or TRIM a SSD in Windows 10. See also: The real and complete story - Does Windows defragment your SSD? | SCOTT HANSELMAN But you can also optimize drives on your PC manually. No matter which type of drive your PC uses, Windows automatically chooses the optimization that's right for your drive.īy default, Optimize Drives, previously called Disk Defragmenter, runs automatically on a weekly schedule at the time set in automatic maintenance. Windows includes features to help optimize the different types of drives that PCs use today. One of the best ways you can improve your PC's performance is by optimizing the drive. How to Optimize and Defragment Drives in Windows 10