ElbyCD Windows Input/Output driver or ElbyCDIO.sys is a driver of SlySoftCloneCD system. This software is used for making working duplicates of CD-ROMs, CD-Rs and CD-RWs. The driver file elbycdio.sys is responsible for directly communicating with the hardware of your computer and the available connections in order to complete an action or follow a command.

What is ElbyCDIO.sys 

This file is associated software of clone CD, which is used for disk duplication. Many user install this virtual CD application on their system to burn CD. Clone CD was created by ‘Oliver Kastl’ and distributed by a Swiss company called Elaborate Bytes.

Why is elbycdio.sys giving errors?

It has been seen that some users have faces errors related to elbycdio.sys with their system. It is important to know that although this file is not a virus, there is a possibility that some other virus may be named as elbycdio.sys and now that it has entered your system, it is giving the errors.

Or, if the file is missing, then also it can show an error message on to your system.

File Location

The default location of elbycdio.sys in your system is C:\Windows\System32\drivers\ folder with a file size 25,160 bytes to 26,024 bytes. 

If you are getting the error, find the location of the file and if it is not located in its default location, it may be a malware that you should delete immediately to avoid further risks.

Antivirus like Kaspersky or Avast might consider elbycdio.sys as a malware, even if it is located under drivers directory.


In that case, simply ignore the error message.

Is elbycdio.sys safe?

It’s absolutely safe, and it’s not a malware of virus.

However, if elbycdio.sys is located in other directory than ‘driver’ then it might be malware, however chances are low.

Overall threat: No
Spyware: No
Trojan: No
Virus: No

Common elbycdio.sys Error Message

Following are few common errors that you might see on your computer:

  • elbycdio.exe is missing
  • elbycdio.exe not found
  • elbycdio.exe failed to load

From where I can download elbycdio.sys?

If you are getting an error message that this file missing, then below steps can be taken to resolve it:

  • Re-install the CloneDVD2.
  • If that not work then uninstall elbycdio.sys using Control Panel > Uninstall Program
  • Download latest version of CloneDVD2 and install it.

How to fix elbycdio.sys error message?

However, sometimes elbycdio.sys may give errors if there has been a loss or overwriting of information during an update. In this case, you can uninstall and re install the drivers associated with this process. As this exe is not a core Windows file, you can also check the usage of this program on your system. If your computer is not using this software, you can uninstall it without affecting the working of your computer. Follow the given steps to uninstall the file:

  • Press Win+R keys and type Control Panel in the Run Hit Enter
  • Find Programs and click on Uninstall a program
  • Find elbycdio.sys from the list of programs that opens up
  • Hit right click on ‘CloneDVD2‘ and select Uninstall


Once, it’s uninstall then elbycdio.sys error message won’t appear again.

It is advised that if you need the drivers again in your system, you reinstall the whole program to avoid any errors from a certified link.

Category: OS

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Article by: Neeraj

Neeraj worked in an MNC company as Admin. He has good knowledge in Operating System, Excel and Browser.