How to block Windows Defender Security Center alert from

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Windows Defender Security Center popping-up windows alert users that they have problems with computer. It is a browser hijacker that gets into the system and shows such notifications. It can install adware and redirect Internet visitors to the site. People who face these alerts for the first time can really trust and agree to download “save” app, call on the phone number, go to a third-party website, or do anything else that pop-ups recommend them.

Windows Defender Security Center virus
Windows Defender Security Center

Any interaction with the Windows Defender Security Center alerts will work not in the favor of your computer, that is why we strongly recommend you to avoid doing any guides that you see in the alarming notifications. Despite the fact that this malicious warnings appear in all popular Internet browsers like Google Chrome, Mozilla Firefox, Internet Explorer, and so on, there are many people who experience them first time and do not know what to do with them. Carry on reading to know the real reason of their appearance.

We can say for sure that Windows Defender Security Center alerts from started as soon as hijacker penetrated your system. This computer threat modifies computer browser and changes its parameters to inject advertising and redirect user to the random sites without his permission. The easiest way to infect your computer with this malware is freeware download, when you are not completely sure what you will obtain after the installation. In fact, all this important information is located in the download agreements where you can read about built-in tools. Fortunately, those who use anti-malware scanner can keep calm and don’t waste too much time on additional reinsurance as they feel free about their online actions.

Windows Defender Security Center virus
Windows Defender Security Center

To stop Windows Defender Security Center notifications with confusing proposals start using our powerful anti-malware scanner just now. It removes the source of the infection and frees you from irritating popping-up windows. Try GridinSoft Anti-Malware software in action. Clear guidance you see below the text will help you to do everything fast.

Windows Defender Security Center removal guide

STEP 1. Remove Windows Defender Security Center virus from the browser

First of all, Windows Defender Security Center is a browser hijackers, like many others. So, here is the simple way to remove them from the browser and get your homepage and search engine back. You just need to reset your browser settings. To do this automatically and for free, you can use the Reset Browser Settings tool from GridinSoft:

  1. Reset Browser Setting is a tool, included to the complex anti-malware program. So, first of all, you need to download and install GridinSoft Anti-Malware (here or from the product page):
  2. Open the Tools tab on the top menu. Choose the Reset Browser Settings tools from the list:
  3. Choose Reset Browser Settings tool
    GridinSoft Anti-Malware tools tab
  4. Select the browser, which is infected by Windows Defender Security Center, and options, that you need to reset, and just do it! (Please, be aware, that this procedure will close all instances of the selected browsers, and save your work in them before clicking on the “Reset” button):
  5. Choose your browser and click Reset
    Reset Browser Settings options
  6. When this process is done, you’ll see such screen. It means, that your browser settings are default now and Windows Defender Security Center has been removed from your browser:
  7. Your browser is clean!
    Reset Browser completed

Video guide on how to reset browser automatically:

BUT!! Unfortunately, it doesn’t mean that Windows Defender Security Center hasn’t installed some malicious software directly in your system. So, we strongly recommend every user, who has the same problem, to scan his computer after the browser resetting and make sure, that PC is clean and safe.

STEP 2. Remove Windows Defender Security Center traces from the system

  1. Go back to the GridinSoft Anti-Malware main screen and choose the scan type:
  2. Choose "Full Scan"
    GridinSoft Anti-Malware Scan Types
  3. Scan your computer system:
  4. Please wait until the scan completed
    Anti-Malware Scan Process
  5. After the scan is completed, you will see if there is any adware on your PC. Remove the detected items by clicking on the “Apply” button:
  6. Move detected items to quarantine
    GridinSoft Anti-Malware Scan Results
  7. Finally, this window is a proof of your system’s absolutely cleanness. You removed Windows Defender Security Center!
  8. GridinSoft Anti-Malware Removal Process
    Removal process completed. Your system is clean!

Video guide on how to remove Windows Defender Security Center from the system:

STEP 3.How to prevent your PC from being reinfected with Windows Defender Security Center in the future.

GridinSoft Anti-Malware offers excellent solution which may help to prevent your system from being contaminated with malware ahead of time. This feature is referred to as “On-Run Protection”. By default, it is disabled once you install the software. To enable it, please click on “Protect” button and press “Start” as demonstrated below:

The useful and interesting function may allow people to prevent install of malicious software. It means, when you will try to install some suspicious file, On-Run Protection will block this installation attempt ahead of time. NOTE! If users want to allow the dangerous program to be installed, they may choose “Ignore this file” button. In case, if you want to terminate malicious program, you must select “Confirm”.

On-Run Protection from malware
GridinSoft On-Run Protection
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