How to Remove “This computer is BLOCKED” pop-up – Microsoft virus alert

A pop-up in the Google Chrome, Firefox, Internet Explorer or Edge web browser that presents a notice that your computer is blocked “This computer is BLOCKED” is fake. Your computer has been infected with an adware application or referred from a rogue redirect to the “This computer is BLOCKED” scam pop-up. Various forms of this fraud are active. The “This computer is BLOCKED” pop-up tries to convince you to call a phone number because your computer has shown your computer unwanted activity. This message is fake and is only intended to get you to call a Microsoft Tech Support scam. This fraud was supposedly done by Microsoft Support. However, Microsoft Support would never block your web browser and computer. Furthermore, Microsoft Support will never block your computer with the “This computer is BLOCKED” pop-up at all.

Never call the phone number mentioned in “This computer is BLOCKED” pop-up. The phone number is very expensive, probably not even accessible and the support engineer will try to get you to pay for support that you don’t need at all.

Remove This computer is BLOCKED pop-up

This computer is BLOCKED pop-up

close_32How to close the “This computer is blocked” pop-up

If the pop-up stays on top with alert's in your browser and it seems impossible to close the warnings you need to perform this optional step. After performing this step, please continue with Malwarebytes to start the actual removal of the adware that is causing the pop-up in the browser.

  • Start the Windows Task Manager by using CTRL+ALT+DEL for Windows 7 or CTRL+SHIFT+ESC for Windows 8.
    It is also possible to hit the taskbar with a right click and select the Task Manager from the menu.


  • Select the browser you are using from the list and right-click on it, selecting End Task. It is also possible to use the End Task button at the bottom of the window.


  • The internet browser should be closed now, continue to the next step to start the actual removing process of the malware.

malwarebytesRemove the This computer is BLOCKED pop-up with MalwareBytes

Get rid of Malware with Malwarebytes. Malwarebytes is free to use, detect and remove malware from your PC. Detect the latest adware, potentially unwanted programs and other malware  with Malwarebytes. Protect your PC with Malwarebytes. Malwarebytes works perfectly in addition to a virusscanner.

Run the Malwarebytes program installation file. Click here for Malwarebytes installation instructions.
Click Scan Now to start examining for malware.

malwarebytes main

Malwarebytes will start searching for malware, please wait for Malwarebytes to finish the malware scan.
Malwarebytes usually takes between 2 to 5 minutes to complete.

malwarebytes scanning adware virus malware

Once the malware scan is performed, Malwarebytes will present the results of the malware scan.
Remove the malware found by Malwarebytes using the Quarantine Selected button.

malwarebytes virus malware adware results

Wait for Malwarebytes to move all malware to quarantine.

malwarebytes quarantine malware virus adware

Malwarebytes needs to make a system reboot to finish the malware removal process.
Save and close any working documents or open web pages and click Yes to reboot your PC.

malwarebytes finished remove malware adware virus

After the system reboot, your PC is clean from malware. Stay protected with Malwarebytes against future threats. Malwarebytes stops adware, potentially unwanted programs, malicious web pages, suspicious downloads, viruses, spyware and ransomware from infecting your machine.

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