Common Installation Problems With McAfee

McAfee antivirus products are the most reliable and dependable security solutions across the world. However, like other security solutions, McAfee antivirus programs have their share of problems too. This article discusses some of the common McAfee installation problems and their solutions. These include antivirus software validation failure, unsuccessful installation, missing file, computer hangs during the procedure, and update issues or Common Update Error after installation among others. Check the below mentioned free McAfee installation support guide for tips on troubleshooting the installation problems.


Make sure that you log in as an administrator to your computer. Download and install the latest updates for your Windows computer before installing a McAfee product. Also, make sure that you remove your existing security software (if you are running one on your computer) before installing the software. Remember, two security programs always conflict with each other and may cause your computer to hang other than making each other inoperable.

Firewall often creates problems during the installation. So, if you are running a firewall program like ZoneAlarm, turn it off. You can turn it back on after installation. Do not forget to configure your firewall program to allow the McAfee software to run properly. Besides, always check whether your computer meets the minimum system requirements to install McAfee or not. It helps you avoid facing McAfee installation problems during the installation procedure.

If the explorer.exe crashes making your computer freeze after launching the McShield service, use this method. Reboot your computer in Safe Mode. When the computer starts, immediately start tapping the F8 key. Keep pressing the key until you see the boot menu. Select Safe Mode and hit the Enter key. When done, click the Start button and select Run. Type ‘msconfig’ (without quotes) in the Open field and hit Enter again. When in System Configuration Utility, click the Services tab. disable McAfee Framework Service, Network Associates McShield, and Network Associates Task Manager by deselecting the boxes next to them. Click the OK button and restart your computer.

Now open your web browser and visit the McAfee website. Look for the latest patch file (update) for your McAfee version and download it. Save and run the file. When done, open the Run utility again and run the ‘msconfig’ command. Click the General tab in the System Configuration Utility window. Click the button next to Normal Startup – load all device drivers and services. Click the Apply button and then OK to save the changes and close the window. When prompted, confirm the action and reboot your computer.

If you get a Common Update Error message after installing McAfee antivirus, it indicates that the installation is damaged due to a newly installed update. Uninstall McAfee antivirus completely from your computer. Go to Add or Remove Programs in Control Panel, select the McAfee Security Center or Enterprise (whatever your product’s name is) and click the Change/Remove button. When prompted, confirm the action. Select the components that you want to remove and hit the Remove button. Wait for the process to finish. When done, reboot your computer.

When done, insert your McAfee antivirus setup disk in the disk drive and wait for the automatic prompt to appear. Follow the on-screen prompts as you did previously, but carefully and finish the installation. Make sure that you enter each and every piece of information correctly wherever required. Select your custom features and configure the settings. When done, reboot your computer and get going.

Additional Info:

In case you continue to face problems during the McAfee install, contact McAfee technical support or McAfee product support.

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