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 ...

Defragmenting your hard drive regularly is an important part of regular hard drive maintenance, and the best tools can defrag your drive regularly or on demand when your games start to slow down or ...