How to delete a DLL in use in Windows - Quick and easy

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Catherine Le Nevez
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When we use our computers and especially in Windows environments. We may find some glitches that we have no idea how to fix. In this article we will show you a file type that perhaps not many people know about, but we will teach you how to delete a DLL file in use in Windows, quickly and easily.

First of all we will tell you what a fillet rather than a library where you will find data and codes.



These can be used simultaneously by two or more programs. To give you a clearer idea, the Comdlg32 show window and dialog box functions.

So other programs can use this type of file, to display dialog boxes on the screen, such as Open. In this way code may be used several times, allowing efficient use of memory. As you can see, if we know an extension we can know what the purpose of that file is, as is the case with those that use the .SHS extension.

How to delete a DLL file in use in Windows, quick and easy

DLL files are widely used due to their functionality, as they allow programs to charge in less time. Windows operating systems run several DLL files and of course it is not known that they are of this type. File Control Panel, for example fillet. Cpl are specialized elements of this type of DLL file.

We can find this type of file also in ActiveX controls (.ocx), a clear example of this type of file is the calendar control.

Another clear example can be found in the device driver files (.drv). In this case we could talk about that controller that manages the operation of a printer.



As we have already mentioned, this type of file allows you to make the best use of PC resources, in particular physical memory.

And in this sense it allows a greater yield, since it will avoid the duplication of codes. But sometimes it can happen that these files are in conflict and not working properly and you want to delete them.

Steps to delete a DLL in use in Windows

Before starting you should know that to delete a DLL file you have to first remove it from the registry and to do that you have to do the following.

First you have to locate the DLL file you are about to remove from the registry. To do this, go to the Windows Start button and you need to click on the Search option and you will select All files and folders.

Now in the search engine you will go to write the name of the DLL file and then click on Search, you have to memorize the location of the file on the PC. Before deleting this file, we recommend that you make a backup copy of the DLL file, in case of problems. The next step is to find the location of the file on your computer.


When you find it, select it and right click on it and in the options menu choose Copy, place this file wherever you want. Then right click again and this time you will choose the Paste option.

Now to delete the record you need to do the following, go to the start button and choose the Run command and you will enter the following instructions. regsvr32 / u C: Windows System32 dllname.dll


Now you need to replace dllname with the name of the DLL file you want to delete and finally click OK. Now go to the DLL file, right click on it and select Delete, this action will send the file to the recycle bin. And voila, that's all you need to do to be able to   delete a DLL file in use in Windows, quickly and easily.

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