Pop-up from Defensescan.org Can't be Closed? - How to Fix Your Browser with Annoying Fake Virus Alert?

What is defensescan.org

Defensescan.org domain page comes on different browsers like Google, IE and Firefox. It seems a horrible virus alert because users fail to close it. And the domain name "Defensescan" makes it looks like a standard report.

Even though, you should never believe what it says. This is a fake message, an ad offered by the adware on your browser. It aims to lead users to call the provided number 18447988878. Victims who do as it says will be asked to pay for the so-called tech support or tools sooner or later.

Your browser may get infected with the adware by visiting malicious sites, or it can be hidden in freeware installations and installed by users mistakenly.

When you see such a pop-up, you should use a scanner to check the real security condition of your PC, and try to remove the adware in time to stop the related adware.

How to stop the pop-up effectively:

Method 1:Remove it yourself following the steps.

Method 2:Automatically remove it with Spyhunter. (Recommended )

Method 1:Remove defensescan.org yourself following the steps

(1).Close the pop-up on your browser and other related running process.
Right click on the taskbar and select Start Task Manager (or press Ctrl+Shift+Esc), click Process tab, find and click on the related running process, and click End Process.

(2) Uninstall unwanted program from Control Panel

(3) Remove its add-ons or extensions from your web browsers

For Google Chrome:
Open Google Chrome >>  Customize and control Google Chrome icon >> More tools >> click on Extensions >> Remove the related extensions

For Mozilla Firefox:
Open menu >> Add-ons >> Extensions and Plugins>>Remove the related extensions

For Internet Explorer:
Tools>> Manager Add-on >> Toolbars and Extensions >> Disable the related add-ons

(4)  Open Registry Editor and remove registry entries.
Start >> input regedit in the search box >>open  Registry Editor >>find the related date and remove them.
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "<random>" = "%AppData%\<random>.exe"
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run "<random>" = "%AppData%\<random>.exe"

Attention: Removing registry entries mistakenly will lead to system crash. This step is not necessary unless the programs come back again and again.
You had better leave it to professional tools:

(4) Using RegCure Pro to Optimize your system after manual removal

1. Click the icon below to download the RegCure Pro.

2. Click the button Run.

3. Click the button Accept and Install. And RegCure Pro will be installed successfully on your desktop. Then, open the RegCure Pro and it will start to scan your computer.

4. Click the button Fix All to optimize your PC.

Method 2:Automatically remove defensescan.org with Spyhunter.

Spyhunter is strongly recommended to detect and remove computer risks. You don't have to suffer complicated operations.

(1) Click here to download Spyhunter.

(2) Run the installation to install it step by step.

(3) After finishing the installation, you can click to scan your PC.

(4) When you want to remove the malware threats, you need to click the button “Select all”, and then click the button “Remove” on the bottom right corner.


Defensescan.org security alerts are typical trick targets inexperienced users. You should learn to distinguish fake alert from real ones. Before that you may install useful tools to help.
Spyhunter and RegCure Pro are highly recommended to remove risks of your computer and optimize the registry entries. With their help you will have a better computer performance.

No comments:

Post a Comment