Improve the performance of XP and Vista--at least a little bit--by running its built-in disk defragmenter with your choice of command switches. Dennis O'Reilly began writing about workplace technology ...

Q: I have a Windows 10 computer, and the defragmenter command has stopped working on it. I tried running it as an administrator, but it still would not run. I also tried going to the C drive to ...

Windows XP comes with Disk Defragmenter, which is a slimmed down version of Executive Software’s Diskeeper disk defragmentation program. This utility is accessible via the Computer Management ...

Windows only: Freeware application JkDefrag GUI is an advanced hard drive defrag application that provides a graphical user interface for the open source JkDefrag command line defrag tool. JkDefrag ...