Windows 8.1 Open the Start menu by clicking on the Windows icon on the taskbar, and type defrag in the search bar. Select Defragment and Optimize Drives. Select the disk drive you want to optimize.

I recently moved to W8.1 and in the process of searching for defrag information about HDDs, I came across this mention of a SSD defrag bug in W8.1. Yes, it appears it still is. I just did a clean ...

The Disk Defragmenter in Windows is automatically scheduled to run at 1.00 am, by default, which means that you don’t really need to run it manually. But if you find that you are unable to manually ...

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 ...

Having computer problems? Here is how to defragment a hard drive or trim an SSD in Windows so you can get your PC back in working order. The good news is that Windows will mostly take care of this ...

In this example, we assume you want to defrag 4 drives. You need to edit the list to match the drives that you want to defragment using the batch file. If you want to defrag just one drive, then ...