What Is OInstall.exe? Is It A Virus Or Malware? Uninstall?

What is OInstall.exe?

OInstall.exe is an executable exe file which belongs to the Office 2013-2016 process which comes along with the OInstall Software developed by WZTeam software developer.

If the OInstall.exe process in Windows 10 is important, then you should be careful while deleting it. Sometimes OInstall.exe process might be using CPU or GPU too much. If it is malware or virus, it might be running in the background.

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 with a few steps.

The .exe extension of the OInstall.exe file specifies that it is an executable file for the Windows Operating System like Windows XP, Windows 7, Windows 8, and Windows 10.

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

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

Is OInstall.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 and dangerous rating is mentioned below.

File Location / Rating : 34% dangerous

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 OInstall.exe process if it says “Unable to verify” then the file may be a virus.

File Name OInstall.exe
Software Developer WZTeam
File Type
File Location 34% dangerous
Software OInstall


Over All Ratings for OInstall.exe

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.

Based on our analysis of whether this OInstall file is a virus or malware we have displayed our result below.

Is OInstall.exe A Virus or Malware: OInstall.exe is a Virus.

How To Remove or Uninstall OInstall.exe

To remove OInstall.exe from your computer do the following steps one by one. This will uninstall OInstall.exe if it was part of the software installed on your computer.

  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>WZTeam>OInstall >Office 2013-2016> OInstall.exe_uninstall.exe.
  2. Or the OInstall.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 OInstall.exe or the software name OInstall in the search bar or try out the developer name WZTeam.
  4. Then click on it and select the Uninstall Program option to remove OInstall.exe file from your computer. Now the software OInstall program along with the file OInstall.exe will be removed from your computer.

Frequently Asked Questions

How do i stop OInstall.exe process?

In order to stop the oinstall.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 OInstall.exe a Virus or Malware?

As per the information we have the OInstall.exe is a Virus. But a good file might be infected with malware or virus to disguise itself.

Is OInstall.exe 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 OInstall.exe.

Is OInstall.exe causing High CPU Usage?

You can find this by opening the Task Manager application and find the OInstall process and check the CPU usage percentage.

Is OInstall.exe causing High Network Usage?

If the OInstall.exe has a high data usage, you can find it by opening the Task Manager windows app and find the OInstall process and check the Network Usage percentage.

How to check GPU Usage of OInstall.exe?

To check OInstall.exe GPU usage. Open Task Manager window and look for the OInstall.exe process in the name column and check the GPU usage column.

I hope you were able to learn more about the OInstall.exe file and how to remove it. Also, share this article on social media if you found it helpful.

Let us know in the comments below if you face any other OInstall.exe related 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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