usa contact number +1-857-557-6826
uk contact number +44-161-791-4591

Having trouble with your Mcafee Antivirus

  • 1
  • 2
  • 3
  • 4
  • 5

Q1: Please Choose Your Mcafee Product:

Can't install antivirus

McAfee has widely used antivirus software around the world. Its antivirus is available to protect both Windows and Mac devices. Also, you can easily download and install its products on your devices. But, in some cases, it becomes difficult to download the McAfee antivirus software due to some bugs. There are various resolutions to fix this issue; however, not many people are aware of it. Therefore, here are some causes and solutions for McAfee antivirus on installing on your device.


The issue in product serial number: A problem entering the incorrect product serial number can raise this issue while installing a McAfee product. 
Using an old version of the Antivirus: The conflict in the older version of the Antivirus can get can’t install antivirus issue. 
Using another antivirus: Using any third-party antivirus software on your device can also give birth to uninstallation issues in your device.

Solution 1- Inspect the network speed on your device

  1. If your device is taking too long to download, then you should wait for some time. 
  2. After that, try again to download the antivirus.
  3. If you still face the issue, take follow-up actions-
    • Browse any other website to check if your internet connection is running slow.
    • If other websites are also slow, then restart your computer device.
  4. Now try again to download the software.

Solution 2. Enter the correct serial number

  1. If your device shows an invalid serial number, then wait a while.
  2. After that, refresh your web page or close your web browser and reopen it. 
  3. Now, carefully enter the serial number once again and submit it. 
  4. If you are still facing the issue, seek professional help.

Solution 3. Change the internet properties

  1. First, select the Start option on your Windows device.
  2. Now, in the search section, type Internet Options and press Enter key.
  3. Then, click on the Advanced tab.
  4. Choose the Restore advanced settings option or do the following-
    • Deselect the Use SSL 2.0 and Use SSL 3.0
    • Select the Use TLS 1.0. Also, select Use TLS 1.1 and Use TLS 1.2 if they exist. Plus, inspect the server certificate revocation.
  5. Now, restart your computer system.

Solution 4. Remove the incompatible apps from the device

  1. First, check for incompatible apps for McAfee antivirus. (You can visit the official website of McAfee to get the complete information on that.)
    • If you do see any incompatible apps jump to step 2. 
    • If you do not see any incompatible apps, but another app on your device is causing the issue contact your service provider. 
  2. Remove all incompatible applications from your device. 
  3. And then restart your Windows or Mac device.
  4. Now, try to install or run the McAfee antivirus on your device.
Antivirus Support

Frequently Asked Questions (FAQ's)

Yes, McAfee Antivirus products include VPN services. However, in some countries, VPN services are not available. With the McAfee VPN services, you can stay safe using a home or a public network. Also, it includes features that offer bank-grade encryption and protect your online activity from cybercriminals. Plus, it also secures your online identity and credit card details, so you do not have to face any cyberattacks.

  • First, open the McAfee security product on your device.
  • Go to the left menu and click on the My Protection tab.
  • Choose the Firewall option under the Protect your PC option.
  • After that, select the option Internet Connections and Programs.
  • Now, choose the program for which you want to use the assigned port. 
  • Move to the bottom of the screen and click on the Edit option.
  • And then select the option Use designated ports (recommended), and choose the On radio button for the Net Gaurd. 
  • Lastly, click on the save option.

Here are effective solutions to fix failed installation errors.
  • Check the free space on your device. 
  • Remove any other third-party software from your device. 
  • Unplug any of the extra hardware from your device.
  • Update the Windows of your device a few times. 
  • Restart your Windows device.
  • Check for the third-party drivers on your device. 
  • Inspect the device manager for any errors.

Latest Blogs

  • Dec 16, 2023
  • By Donald Olsen

How to Troubleshoot McAfee Antivirus Update Error

McAfee is the prominent antivirus that protects your device from suspicious content and viruses. In this digital era, pe.... Read More
  • Nov 11, 2023
  • By Donald Olsen

How to Troubleshoot Can't Install McAfee Antivirus Issue?

Compared to other antivirus brands, McAfee is winning the trust of its users. They provide the best services when it com.... Read More
  • Aug 14, 2023
  • By Mathew Jones

Top 5 McAfee Customer's Issues/Problems

McAfee antivirus provides solutions to protect every Windows, Android, macOS, iOS, and ChromeOS device. It is also consi.... Read More
  • Feb 23, 2023
  • By Donald Olsen

Learn All About McAfee Corp. [A Cybersecurity Company]

In the age of increasing digital threats, cybersecurity has become a top priority. Businesses or otherwise are equally g.... Read More