McAfee Antivirus Security Not Working

McAfee is a computer security program that offers comprehensive cybersecurity solutions. McAfee provides complete protection for your computer, endpoints, and system from malicious programs and any other security threats. It also protects your privacy and data on mobile devices. It’s a free diagnostic tool that protects your web experience and monitors your computer for security.

Each application is susceptible to technical problems and some applications are known to be vulnerable to them. McAfee users report that the most common problem is when the McAfee security center won’t open. This problem is often followed by a JScript error. If left unattended, these errors can cause permanent damage to your system. This article will explain the possible causes and how to prevent McAfee from becoming a major problem.

The Underlying Reasons McAfee Security Center Won’t Open Issue

Before you can learn the best ways to fix the problem, it is important to understand why you are experiencing the problem. This will allow you to avoid making the same mistake in the future, and also save valuable time.

  • Conflictions between the McAfee Programming files and Windows Operating System files could be the root cause.
  • This error can occur if your system files or component become unregistered, either unknowingly or for certain reasons.
  • This could be caused by an invalid registry key that refers JScript.
  • The Security Centre’s battery checking feature might be malfunctioning.
  • You might have been infected by a malicious program before you downloaded McAfee antivirus software suite.

If you are experiencing any of these highlighting points, it is time to address them immediately.

The Essential Hacks to Fix McAfee Security Centre Won’t Open Error

First, ensure that you have no Antivirus software on your computer. Remove the Antivirus software package from your computer and any temporary files.

You can also administer and check the program directory by going to the C drive. Check the directory where you have installed the program and software. All files should be deleted and the computer restarted. This will allow you to resolve the problem.

These are the basic steps that will help you correct the error in a matter of minutes.

Method 1 – When Blank Security Centre Screen Apppears

Download and run the script to fix the problem. Save the zip file to your Desktop. To unzip the file, click on the downloaded file. Save the file to your desktop using a.bat extension.

Double-click the Administrator option and right-click on the file you just saved. Navigate to the User Account Control box, and then click the Yes button. If the DOS Prompt window appears black, it is a sign that the script has been successfully run. You will again see a prompt asking you to continue. mcafee total protection won’t open To ensure that the process doesn’t get interrupted, hit any key.

Restart your computer to allow the system to make the changes. Once your computer is up and running, go to McAfee’s website to verify that it is working as expected. If it is not working, then you can move on to the next section.

Method 2: Use the McAfee Preinstallation Tool

McAfee offers a variety of applications that can be used to fix any sudden issues with its Security Centre.

First, download McAfee Preinstall Tool files and save them to your desktop. Navigate to your desktop, and double-click on Pre-Install_Tool.exe.

On-screen instructions will appear on your screen. Follow the steps in the correct order. You will also see a warning message. To continue the changes, click the OK button.

Once the Preinstall Tool has completed its verification and troubleshooting, click the OK button. Finally, close the McAfee window. You can then check to see if the problem persists.

Method 3: Remove McAfee and reinstall it

If the error persists, you can uninstall McAfee Security and reinstall it.
At first, open the McAfee Security Centre file in the program files folder and go to the location ‘C:\program files\\agent\app’. You can delete any files that are associated with the program by opening the folder shown on the screen. Close all windows and restart your computer. Note if you have successfully uninstalled the program.

Insert the McAfee Security Centre DVD to reinstall the program. The program will automatically start the installation process. Follow the prompts on the screen and then hit the “Install” button at the end. Wait patiently until the program is installed on your computer.
After the reinstallation is complete, confirm that it works as intended.

If none of these solutions work, then your Windows Operating System might be corrupted. This Workaround will help you get on your way.

Method 4: Use the Command Prompts

If you cannot view the Security Centre screens, there is likely serious corruption in the Operating System.
First, navigate to the Start menu. Click on the search box. Type ‘cmd” in the empty field and hit the Enter key. A list of search results will appear. Click on the Command option to open it. Next, select “Open as Administrator”.

Next, type each command and hit the Enter key. After executing each command, you may receive a success or failure message. If you do not receive an error message, it will indicate that the McAfee product error is resolved.


These solutions should be sufficient to assist you with McAfee security center won’t open problem, on-the-go. If you don’t have enough technical knowledge, it is highly recommended that you seek professional help. You should also scan your system files for malicious programs. Also, make sure your application is up-to-date.

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