What Is AutoDefrag.exe? Is It A Virus Or Malware? How To Fix?

What is AutoDefrag.exe?

AutoDefrag.exe is an executable exe file which belongs to the Windows process AutoDefrg which comes with the software developed by IObit.

The .exe extension of the AutoDefrag file specifies that it is an executable file.

Malware and viruses are also transmitted through exe files. So we must be sure before running any unknown executable file on our computers.

TIP: If you are facing System related issues on Windows like registry errors or System files being deleted by virus or System crashes we recommend downloading Restoro software which scans your Windows PC for any issues and fixes them within a few steps.

We will check if the AutoDefrag file is a virus or malware? Whether it should be deleted to keep your computer safe? Read more below.

Is AutoDefrag.exe safe to run? Is it a virus or malware?

Let’s check the location of this exe file to determine whether this is a legit software or a virus. The location of this file is mentioned below.

File Location : C:Program Files (x86)IObitSmart Defrag

To check whether the exe file is legit you can start the Task Manager. Then click on the columns field and add Verified Signer as one of the columns.

Now look at the Verified Signer value for AutoDefrag.exe process if it says “Unable to verify” then the file may be a virus.

File Name AutoDefrag.exe
Software Developer IObit
File Type exe
File Location C:Program Files (x86)IObitSmart Defrag
Software Smart Defrag


If the developer of the software is legitimate, then it is not a virus or malware. If the developer is not listed or seems suspicious, you can remove it using the uninstall program.

How To Remove or Uninstall AutoDefrag.exe

To remove AutoDefrag.exe from your computer do the following steps one by one.

  1. If the file is a part of a software program, then it will also have an uninstall program. Then you can run the Uninstaller located at directory like C:Program Files>IObit>AutoDefrg orSmart Defrag >AutoDefrag_uninstall.exe.
  2. Or the AutoDefrag.exe was installed using the Windows Installer then to uninstall it Go to System Settings and open Add Or Remove Programs Option.
  3. Then Search for AutoDefrag.exe or the software name Smart Defrag in the search bar or try out the developer name IObit.
  4. Then click on it and select the Uninstall Program option to remove AutoDefrag.exe file from your computer. Now the software Smart Defrag program along with the file AutoDefrag.exe will be removed from your computer.

Frequently Asked Questions

How do I stop AutoDefrag process?

In order to stop the autodefrag.exe process from running you either have to uninstall the program associated with the file or if it’s a virus or malware, remove it using a Malware and Virus removal tool.

Is AutoDefrag a Virus or Malware?

As per the information we have the AutoDefrag might be a virus or malware because even a good file might be infected with malware or virus to disguise itself. So follow our tutorial above to check it.

Is AutoDefrag causing High Disk Usage?

You can find this by opening the Task Manager application ( Right-click on Windows Taskbar and choose Task Manager) and click on the Disk option at the top to sort and find out the disk usage of AutoDefrag.

Is AutoDefrag causing High CPU Usage?

You can find whether AutoDefrag is using Full CPU by opening the Task Manager application. Now find the AutoDefrag.exe process and check the CPU usage percentage.

Is AutoDefrag causing High Network Usage?

If the AutoDefrag has High data Usage, you can find this by opening the Task Manager windows app and find the AutoDefrag.exe process and check the Network Usage column percentage.

How to check GPU Usage of AutoDefrag?

To check whether the AutoDefrag is causing high GPU usage, open the Task Manager window and look for the AutoDefrag process in the name column and check the GPU usage column.

I hope you were able to learn more about the AutoDefrag.exe file and how to remove it.

Let us know in the comments below if you face any other AutoDefrag issues.

About The Author: Gowtham V is a tech blogger and founder of HowToDoNinja.com who is an expert in Technology & Software and writes awesome How-To Tutorials to help people online. He has 5 years of experience in creating websites and writing content. He uses a Windows PC, a Macbook Pro, and an Android phone. Check out more about our website and our writers on our About US page. Also follow me on Twitter page and Linkedin

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