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How To Remove “Microsoft Security Essentials Alert” pop-up

Quick answer

What to do about How To Remove “Microsoft Security Essentials Alert”

Short answer: How To Remove “Microsoft Security Essentials Alert” is usually a browser pop-up, redirect, or notification-permission problem rather than a normal system message.

Start here: close the tab, do not press Allow, remove the site from browser notifications, and check recent extensions if it returns.

Need browser steps? Use our browser notification scam removal guide for Chrome, Edge, Firefox, Safari, and Android.



The “Microsoft Security Essentials Alert” alerts are a social engineering assault that places your internet browser on screen and also show alers that will not go away, essentially locking your browser. These fake error windows aim to fool you right into calling a suggested technical assistance hotline. If you call these “support service”, they can use fake remedies for your “problems” as well as ask for payment in the form of a single fee or registration to a purported support solution.

These “Microsoft Security Essentials Alert” informs are absolutely nothing more than a rip-off. Do not call the number in the pop-ups. Microsoft’s error as well as advising messages never ever include a phone number.

Microsoft does not send unsolicited email messages or make unrequested phone calls to demand individual or payment information or fix your PC. Treat all unrequested telephone call or pop-ups with uncertainty. Do not give any kind of your information.

Your web browser might be redirected to the websites that display the “Microsoft Security Essentials Alert” scam error messages either by malicious promotions on the sites you see or adware. When it comes via adware, these harmful apps are bundled with various other free software that you download and install of the Internet. However, some free downloads do not properly disclose that other software will also be installed as well as you might find that you have installed adware without understanding.

The “Microsoft Security Essentials Alert” scam error messages is received such a method as to trick the customer into assuming their system has actually crashed or that an infection has actually been detected on the system. It does this to try and terrify the infected user into calling among the provided phone number in order to get assistance. In reality, however, they will only be welcomed with people who are trying to offer them unneeded support contracts and also solutions.

The “Microsoft Security Essentials Alert” scam messages will look like this:

What is Microsoft Security Essentials Alert?

The scammer will typically attempt to obtain the sufferer to allow remote access to their computer system. After remote access is gotten, the scammer relies on confidence techniques normally including utilities developed right into Windows and various other software in order to obtain the victim’s trust to spend for the intended “assistance” solutions, when the scammer in fact steals the sufferer’s card account info.

Remove “Microsoft Security Essentials Alert” pop-ups automatically:

The easiest method to stop “Microsoft Security Essentials Alert” pop-ups is to run an anti-malware program capable of detecting adware in general. You may try GridinSoft Anti-Malware. It’s good at detecting and removing adware and other PUPs (potentially unwanted programs).


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Other software that may be able to get rid of Microsoft Security Essentials Alert:

You can also try to remove “Microsoft Security Essentials Alert” by hand using the following instructions.

Uninstall the suspicious programs from Windows

Go to Programs and Features, uninstall suspicious programs, programs you don’t remember installing, or programs you installed just before “Microsoft Security Essentials Alert” pop-ups appeared on your browser for the first time. When you are not sure if a program is safe, look for the answer on the Internet.

Windows 11:

  1. Right-click the Start button and select Installed apps.
  2. Sort apps by install date and look for suspicious programs.
  3. Click the three dots button next to the unwanted app and select Uninstall.
  4. Restart the PC.

Windows 10:

  1. Right-click the Start button and select Apps and Features.
  2. Sort apps by install date and look for suspicious programs.
  3. Select the unwanted app and click Uninstall.
  4. Restart Windows.

Reset the browser settings to remove “Microsoft Security Essentials Alert” pop-ups:

Remove suspicious browser extensions you do not recognize. You can also reset browser settings with GridinSoft Anti-Malware:

Remove “Microsoft Security Essentials Alert” pop-ups from Google Chrome:

  1. Click on three dots menu button three dots menu at the top right corner of the window.
  2. Select More toolsExtensions.
  3. Click REMOVE to uninstall an extension.
  4. Click Remove in the dialog box.

Remove “Microsoft Security Essentials Alert” pop-ups from Mozilla Firefox:

  1. Click on menu button Menu button and select Add-ons.
  2. Go to Extensions tab.
  3. To uninstall an add-on, click on Remove button next to it.

Remove "Microsoft Security Essentials Alert" pop-ups from Microsoft Edge:

  1. Open edge://extensions/ in the address bar.
  2. Turn off or remove extensions you do not recognize.
  3. Open edge://settings/content/notifications.
  4. Remove "Microsoft Security Essentials Alert" pop-ups and other suspicious sites from the Allow list.
  5. If redirects continue, open edge://settings/reset and use Restore settings to their default values.

Remove “Microsoft Security Essentials Alert” pop-ups from Opera:

  1. Press Ctrl +Shift + E keys to open extensions manager.
  2. To remove an add-on, click on the x button next to it.
  3. Click OK when asked to confirm.

Daniel Zimmermann

Daniel Zimmermann has been writing about adware, browser notification abuse, unwanted programs and practical Windows cleanup for many years. He focuses on clear removal steps for everyday users and keeps Adware Guru guides grounded in observable browser symptoms.

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