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A free guide on how to defragment (defrag) the PC drive.

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A Brief Explanation On fragmentation

A Brief Explanation On fragmentation.

Adding and deleting files from your hard disc may be a common task and writing and deleting records from your hard drive might be a typical process. When you erase a lot of little files and then save another enormous file to disk, the file may get separated into multiple areas on the hard drive. The PC will at present seek the recently included file as a solitary legitimate one, yet the read-write arm will check various pieces of the drive to access it. This can decrease your PC's speed considerably.


Image of sectors on a drive

fragmented sectors on a drive

In the event you have a huge load of "divided" records on your hard drive, you may hear additional noises originating from your PCs' drive as the read-write head travels backwards and forwards looking for the data. A fragmented drive is slow to open files so regular maintenance is a good start. This is just to give you an idea as to what fragmenting is. Imagine your drive as a clock face, the space between the hours are known as sectors. Now imagine each hours space is divided up into say, 10 blocks. These blocks are the tracks.When your computer writes a file to disk, it finds the next best empty track and fills it with your file.

tracks on sectors on drives

fragmented data

Then, the system writes the details of where that file is on the disk into a file allocation table. If on the other hand, the file you are writing is too big for that space, it splits it up and places the next part of the file into the next best space. Your file is now fragmented. What defragmenting does is, to gather all the file parts into a temporary space and rewrite them all into new consecutive spaces and therefore, speeding up the search and retrieval.




Image of the registry

What drive do you have?.

If you are unsure which type of drive you have, Click in the search bar at the bottom left hand of your screen, type "dfrgui" without the quotes and press enter. When the new window has opened, it shows your drive or drives installed on your PC.

Image of Find your system drive 2

Find your system drive

If you have more than one drive installed, scroll down the list to find the Windows system drive, it usually has a tiny light blue icon with four dots on it and it is usually the C drive. There you will see the type of drive you have either, a hard disk drive or solid state drive. Click close when done.

Defrag the drive

You now have FOUR options. Follow the clean my pc for free guide here, Print this page and follow the guide on paper. Follow a video guide ( I am currently updating the videos as the ones shown are from the pervious website layout) Or you could simply load clean my pc onto your mobile and follow from there, don't forget to rotate the phone for a bigger picture.

Print this page

Follow a walk-through video


go to system tuneup .

You should already have Wisecare installed on your computer to be able to follow these steps. If not, head on over to "clean up drive" from the left-hand menu, then come back here and continue. Go to your desktop and double click the Wisecare icon to start the software. Click YES to accept.The option you now require is to select system tune-up.


go to disk defrag .

To defragment the drive, click on the left option, Disk Defrag.


select drive.

If you have more than one drive, you will need to scroll down the list to find your master system drive, usually called Win10, Win7 etc. Click in the tick box for your main drive. Uncheck all other drives for now. You can always go back to defrag those at a later time, as it can be a long process. The clean my pc for free is on a solid state-drive and as stated above, we do not defragment solid-state drives so, for the purpose of this demonstration, I will select one of my hard disk drives.


analyize or defrag.

You have two options here. The first is to simply analyze the drive without doing anything, the other is to actually defragment the disk.


defragment the disk.

Click on defragment the disk to start the operation.


fragments remaining..

The green blocks are un-fragmented, the red blocks are fragmented.


defragmentation complete

clean my pc for free is on a solid state drive in my computer so I defragged another hard drive which is my :L drive. You should be looking at your system drive :C where there should be no fragmentation.