Most modern Windows operating systems will defrag your computer automatically, but you can do it manually if you have Windows 7, 8, 10, or Vista.

Here's what you need to know. If You Use a Solid-State Drive: No Defragmentation Necessary If you have a solid-state drive (SSD) in your computer, you do not need to defragment it.

Even if error-checking reports no problems, you should defragment the drive. That will reorganize files so your system can find them faster. You'll find Windows' built-in Disk Defragmenter tool by ...

Defragmenting your hard drive can be good or bad for the device depending on what kind of hard drive you're using. Generally, you want to regularly defragment a mechanical Hard Disk Drive and ...