[Solved] “Suspicious Incoming Network Connection Blocked”

If McAfee reports “Suspicious incoming network connection blocked”, the usual suspects include connection issues, third-party apps, extensions, browser settings, etc. In terms of solutions, you should consider running the Internet Connections troubleshooter, uninstalling recently-installed third-party apps, deleting extensions, resetting browser settings, … New to McAfee and don’t know what must be done? In that case, read to the end and learn how to carry out the solutions on your own. 

Causes

For your information, to be able to keep computers out of harm’s way, McAfee continuously monitors network traffic, incoming as well as outcoming. If you notice McAfee reporting “Suspicious incoming network connection blocked”, you should consider the following possibilities: 

  • Connection issues
  • Adware
  • Extensions
  • Browser settings

Solutions 

Solution 1: Run Internet Connections Troubleshooter

As its name suggests, the Internet Connections troubleshooter excels at taking care of connection issues on Windows computers. To run the troubleshooter, go through the steps down below:

  • Step 1: Press Windows + I to open Settings.
  • Step 2: Choose Update & Security then select Troubleshoot.
  • Step 3: Pick Additional troubleshooters and click Internet Connections
  • Step 4: Hit Run the troubleshooter then wait until the troubleshooting completes.
  • Step 5: Assuming that the troubleshooter manages to identify the cause, click Apply this fix.

Solution 2: Uninstall Recently-Installed Third-Party Apps 

It’s not uncommon for hackers to take advantage of third-party apps to initiate attacks on computers. Because of that, if you keep seeing “Suspicious incoming network connection blocked” alert from McAfee, it’s wise to uninstall third-party apps.

  • Step 1: Go to Search bar, type Control Panel and press Enter.
  • Step 2: In Control Panel, change View by to Category then hit Uninstall a program under Program.
  • Step 3: Locate recently-installed third-party apps, right-click each of them and pick Uninstall.
  • Step 4: Follow onscreen instructions to complete the installation then restart your computer. 
  • Step 5: Determine whether the issue persists. 

Solution 3: Delete Extensions 

You suspect extensions on your browser to be responsible for the alert from McAfee? Then don’t hesitate to delete extensions. For ease of convenience, let’s assume that Google Chrome is your browser.

  • Step 1: Open Google Chrome, type chrome://extensions/ in the address bar and press Enter.
  • Step 2: Select each of the extensions then choose Remove. Afterward, confirm your action.  
  • Step 3: See how things turn out. 

Solution 4:  Reset Browser Settings

If none of the above work, there is a good chance that the configuration of the browser settings is at fault. In that case, you have to reset your browser settings.

Again, we will assume that Google Chrome is your browser.

  • Step 1: Open Google Chrome, type chrome://settings/ in the address bar and press Enter.
  • Step 2: Select Reset and clean up then choose Restore settings to their original defaults.
  • Step 3: Hit Reset settings 

Frequently Asked Questions (FAQs)

“Suspicious Incoming Network Connection Blocked”

What Is The Meaning Of “Suspicious Incoming Network Connection Blocked”?

In layman’s terms, “Suspicious incoming network connection blocked” alert indicates that McAfee has blocked an incoming network connection for safety reasons. Usually, if McAfee notices signs of ransomware, trojan, hijack and so on while monitoring network traffic, it’s going to block connections. 

Is It Possible To Unblock Connections? 

All in all, McAfee blocks connections for good reasons in most of the cases and you should trust it. That being said, in times of need, you could unblock connections but you would do it at your own risk. Therefore, it’s strongly recommended that you think it through before unblocking connections. Go through the steps down below to unblock blocked connections:

  • Step 1: Open McAfee 
  • Step 2: Select Firewall then choose Net Guard
  • Step 3: Click Edit next to IP address, pick Allow this connection for all programs and hit Apply.

After you finish, you should be able to unblock connections that McAfee blocks.

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