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cdfs.sys

Associated Program: Microsoft Windows

Programm Category: Operating System Software

What is cdfs.sys

The system file installed through cdfs.sys is related to your computer’s CD drive. The process is called CD-ROM file system driver and this is part of the Microsoft Windows OS software that installed your OS. This file enables your CD-ROM drive to function. If this file is disabled, uninstalled or deleted; your CD drive will not work. The file is saved in the Windows System Folder, and written as: C:\Windows\System 32\Drivers\cdfs.sys. The file has different sizes, based on the OS that you have and the version of the file installed. File sizes can be anywhere from 59, 648 bytes to 63,744 bytes, up to 70, 144 bytes. The file is legitimate provided that it was installed through a legitimate OS installer. The most common problem mentioned by users is finding the file disabled after updating their OS. They discover the file disabled, missing or uninstalled when they try to use their CD drive, to no avail. The error was mostly related to having a third-party CD/DVD burning application installed, which created a conflict with the system when the OS was updated.

How can I stop cdfs.sys and should I?

Most non-system processes that are running can be stopped because they are not involved in running your operating system. cdfs.sys. is used by Microsoft Windows, If you shut down cdfs.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop cdfs.sys, permanently you need to uninstall the application that runs this process which in this case is Microsoft Windows, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

Is this a virus or other security concern?

ReviverSoft Security Verdict

The ReviverSoft experts have not yet reviewed cdfs.sys

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What is a process and how do they affect my computer?

A process usually a part of an installed application such as Microsoft Windows, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

Is cdfs.sys known to be bad for my computer's performance?

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

What can I do if cdfs.sys is causing errors on my computer?

The first thing you should do if cdfs.sys. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that cdfs.sys, belongs to, in this case Microsoft Windows

About Mark Beare

Founder of ReviverSoft and lover of tweaking and maintaining computers. Ask me a question and comment on my posts. I love feedback!

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