Get Rid of "This site says... Main Security Error..." Scam Pop-up from Microsoft System

Seeking for an effective way to remove "This site says... Main Security Error..." from Edge, IE, Chrome, Firefox? Read this post, you will get exactly what you want here.

Know more about "This site says... Main Security Error..." pop-up

The "This site says... Main Security Error..." pop-up is caused by an adware or a malware that you may acquire when you download and install third party software. After running into your PC, modifications will be made causing homepage hijacking, unwanted pop-ups and redirection.
In order to draw more attention, "This site says... Main Security Error..." pop-up keeps promoting out as long as you launch the web browser or open a new tab. The message you will see from this malicious pop-up reads:

"This site says
... Main Security Error...
Your computer might be infected with adware. 
Users currently on malware.testing.test might attempt to install dangerous programs on your computer that steal your information"

You may notice that the webpage tries to convince you to call certain number for technical support. However, what you will get when calling the given number are all lies. Mind you, the "This site says... Main Security Error..." pop-up is intrusive. It is just a tech scam support used by scammers to cheat you money. Thus, to avoid financial loss and to bring your PC back to normal, you need to remove "This site says... Main Security Error..." pop-up immediately once found.

See how annoying this scam pop-up is

Victim: …I just upgraded to Windows 10 a few days ago. While using Microsoft Edge I had a message pop up on the screen (see above) and was unable to work around it. I used Task Manager to close Edge and restarted my HP Pavillion DV7 1245dx laptop. I ran Avast and Malwarebytes then restarted again. When I went into Edge I got the same thing again.

I was not able to open anything else thru Edge or close Edge.  I was able to use Cortana and ask anything and that opened a new window in Edge and I could get to here.  The tab for "Security Alert" was still there. If I clicked on it I was again looking at the MESSAGE and could not do anything else except task manager and then restart/shutdown…

Remove “This site says... Main Security Error...” pop-up effectively

The following passage is going to provide the step-by-step instruction on removing “This site says... Main Security Error...” pop-up. Please read carefully and try to understand the removal guide below.

STEP 1: Remove “This site says... Main Security Error...” pop-up from Your System

• Manually remove it by yourself
• Automatically remove it with SpyHunter

STEP 2: Optimize Your PC by Using RegCure Pro

STEP 1: Remove “This site says... Main Security Error...” pop-up from Your System

• Manually remove it by yourself

1. Stop “This site says... Main Security Error...” pop-up in Task Manager

Press Ctrl+Shift+Esc together to open Windows Task Manager, click Processes tab, find your current opened web browser and click on it, then click the End Task button.

2. Uninstall suspicious programs in Control Panel

Windows 10:

• Tap the Windows key + I to launch Settings.
• Click on Control Panel.
• Open Uninstall a program.
• Delete any suspicious program.

Windows 8 or Windows 8.1:

• Press the Windows key + Q.
• Type Control Panel and click the icon.
• Go to Uninstall a program and remove any suspicious program.

Windows 7 or Windows Vista:

• Launch the Start menu and select Control Panel.
• Access Uninstall a program.
• Remove any suspicious program.

Windows XP:

• Access the Start menu.
• Open Control Panel.
• Launch Add or Remove Programs and eliminate any suspicious program.

3. Remove “This site says... Main Security Error...” pop-up from web browsers

Internet Explorer:

• Open Internet Explorer, click on the gear icon, choose "Internet options", go to General tab, enter your favorite website address, and click "Apply".
• On General tab, click "Delete…" button going to the "Delete Browsing History" window, click "Delete". Click "OK" to close the Internet Options window.
• Click "Start", find "Internet Explorer" and then right click on it, choose "properties". On the pop-up window, go to Shortcut tab, delete the extension after ".exe" in Target, and click "OK".

Google Chrome:

• Open Google Chrome, click on the icon menu (top right), select "Settings", and then go to On startup option, click "Set pages", delete the unwanted website address and then "OK".
• Go to Appearance option, check "Show Home button", and then click "Change". On the pop-up window, delete the unwanted website address in Open this page option, click "OK", and then uncheck "Show Home button".
• Go to History tab, click "Clear browsing date…" button. On the confirm window, click "Clear browsing date", and then close Chrome.
• Click "Start", find "Google Chrome", right click on it, and select "properties". On the pop-up window, go to Shortcut tab, delete the extension after ".exe" in Target, and click "OK".

Mozilla Firefox:

• Open Mozilla Firefox, click on the icon menu (top right) and select "Options". Go to General tab, click "Restore to Default", and then click "OK".
• Here select "History", click the "Clear Recent History…" button. On the pop-up window, click "Clear Now".
• Click "Start", find "Mozilla Firefox", right click on it, and select "properties". On the pop-up window, go to Shortcut tab, delete the extension after ".exe" in Target, and click "OK".

4. Remove suspicious browser extensions from web browsers

Internet Explorer:

• Open the desktop, and then tap or click the Internet Explorer icon on the taskbar.
• Click the "Tools" button, and then click "Manage add-ons".
• Remove or disable all add-ons you do not know or need. Remove button is preferred if available.

Google Chrome:

• Click the Chrome menu on the browser toolbar.
• Click "Tools".
• Select "Extensions".
• Click the trash can icon by the extensions you'd like to completely remove.
• A confirmation dialog appears, click "Remove".

Mozilla Firefox:

• Click the menu button firefox menu and choose "Add-ons". The Add-ons Manager tab will open.
• In the Add-ons Manager tab, select the Extensions or Appearance panel.
• Remove all extensions you do not know or need.
• Click "Restart" now if it pops up.

- Want a Quicker way to resolve the “This site says... Main Security Error...” pop-up issue?
- Click here to Download Recommended Tool now.

• Automatically remove it with SpyHunter

What can SpyHunter do for you?

• Give your PC intuitive real-time protection.
• Detect, remove and block spyware, rootkits, adware, keyloggers, cookies, trojans, worms and other types of malware.
• Spyware HelpDesk generates free custom malware fixes specific to your PC
• Allow you to restore backed up objects.

1. Click on the below button to free download SpyHunter on your PC.

2. Click the "Run" button to enter the setup program and follow the installation steps until setup is complete.

3. When the installation is complete, click the "Finish" button to exit the installation.

4. If SpyHunter does not automatically start, click the icon on your desktop or Start menu to open it.

   

5. Allow the program to scan by clicking the "Scan Computer Now!" button. If you would like to have a full scan on your PC, please uncheck the "Quick Scan" box.

6. The first scan will take some time, please be patient while waiting for the scanning result.

7. After the scan is done, you can see that all threats are successfully detected. Check the "Select All" box and then click the "Fix Threats" button to fix all threats in your PC.

Note: SpyHunter's free version is only for malware detection. To remove the malware threats on your PC, you will need to purchase SpyHunter's malware removal tool.

STEP 2: Optimize Your PC by Using RegCure Pro

What can RegCure Pro do for you?

• Fix system errors
• Remove malware
• Improve startup
• Defrag memory
• Clean up your PC

You can download and use RegCure Pro with confidence for it doesn't contain any additional items and conflict with your current used antivirus program. Here shows how it works.

1. Click the below button to download RegCure Pro to your PC.

2. Click the "Run" button to enter in installation process and then follow the instruction to install the program step by step.

3. When the program is successfully installed, double click on its desktop shortcut to open it. On the Overview tab, check all the scan settings and then click on the "Click to Start Scan" button to run a system scan on your computer.

4. The first system scan will take some time, please be patient. The screenshot of the system scan progress is shown below.

5. When the system scan is done, click on "Fix All" button to completely remove all the performance problems in your computer.

Note: The free version of RegCure Pro is only for malware detection. To use its features, you will need to purchase its full version.

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In Summery:

“This site says... Main Security Error...” pop-up is really a trouble maker. If you are unlucky to have this adware on your PC, you should take action to remove “This site says... Main Security Error...” pop-up from the infected PC immediately in case of further troubles.

Download SpyHunter to remove “This site says... Main Security Error...” pop-up quickly.

Download RegCure Pro to optimize your PC easily.


Good Luck and be safe online.