Don’t Fall for the Mcafee “Security Warning” Pop-up Scam
Written by: Stelian Pilici
Published on:
Have you recently encountered a scary-looking pop-up claiming to be a “McAfee Security Warning” about your device being infected with viruses or hackers trying to steal your personal data? Be warned – this is a scam designed to trick you into buying unnecessary software or revealing sensitive information. In this article, we’ll dive deep into how this insidious scam works and what you can do to protect yourself.
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Scam Overview
The McAfee “Security Warning” scam typically appears as a pop-up ad or alert while browsing certain types of websites, such as torrent sites, online movie streaming pages, or adult content. These alarming messages are designed to look like legitimate warnings from McAfee, a well-known cybersecurity company.
The fake alerts often claim that your device’s operating system and IP address have been detected, and that an attempt to “hack your device” was prevented when you supposedly tried to visit a “prohibited site.” It may assert that your data has been added to a government cybersecurity blacklist because your device “could be infected” allowing “attackers” to gain access.
To ramp up the fear factor, the message usually proclaims that your device is under imminent virus threat and your personal data, banking information, and other sensitive details are at risk of being accessed by hackers or sold to third parties. The scammers urge you to click a “Repair” or “Remove virus” button and start your “McAfee Total Protection” immediately to eliminate the supposed threats.
However, the real goal is to manipulate victims into buying McAfee software through an affiliate link, which generates commissions for the scammer. In some cases, clicking the links may even download actual malware onto your device.
How The Scam Works
Here’s a step-by-step breakdown of how the McAfee “Security Warning” scam usually unfolds:
Step 1: Setting the Trap
Scammers place their deceptive pop-up ads or create malicious redirects on websites frequently associated with illegal streaming, torrent downloads, or pornographic content. They may also use malvertising (malware disguised as legitimate advertising) or adware that’s already infected a victim’s device to generate the fake alerts.
Step 2: Displaying the Fake Warning
When an unsuspecting user visits one of the compromised websites or has adware on their device, a pop-up suddenly appears with the phony “McAfee Security Warning.” These warnings are expertly designed to mimic real McAfee alerts, often incorporating the company’s logos, branding, and serious-sounding cybersecurity language.
The alerts frequently include specifics about your device to make them seem more legitimate, such as your operating system, browser, general location, and IP address. Scammers include this publicly available info to make you believe they’ve actually detected threats on your device.
Step 3: Activating Fear
The scam pop-ups use alarming language to make you think you’re in imminent danger. They’ll claim malicious hackers are poised to steal your passwords, banking details, and private data, or that your device will be irreparably damaged or held for ransom if you don’t take action immediately by clicking their “Repair” button.
Some scammers take the ruse even further, alleging that government agencies like the “Cybersecurity and Infrastructure Security Agency” have blacklisted you for browsing prohibited sites and that ignoring the warning could lead to legal repercussions. The goal is to fill you with fear and a sense of urgency to cloud your judgment.
Step 4: Compelling Action
Once the scammer has grabbed your attention with their dire warnings, they provide a call-to-action, imploring you to click the “Repair” or “Remove virus” button which will supposedly activate “McAfee Total Protection” to delete the threat.
Often, these buttons link to a page promoting a McAfee subscription through an affiliate marketing link. If a scared victim purchases the service through the link, the scammer earns a commission from McAfee. In more sinister cases, the links may open pages that install actual malware, spyware, or ransomware on your device, giving criminals access to your computer and data.
Step 5: Creating Urgency
To pressure victims into acting without thinking, scammers often add fake timers to their “Security Warning” pop-ups, making it look like you only have a few minutes before the supposed “threats” will damage your device. Some even display animations simulating a “system scan” that claims to have uncovered hundreds of infections requiring immediate fixes.
These are all scare tactics designed to create a false sense of urgency and panic. If you encounter a “McAfee Security Warning” that gives you a short time limit to act or claims your device is on the brink of ruin, you can be assured it’s a scam.
What to Do If You’ve Fallen Victim to This Scam
If you’ve been tricked by a McAfee “Security Warning” scam pop-up, don’t panic. Here are some steps you can take to mitigate any damage:
Avoid clicking any buttons or links in the pop-up. Doing so could trigger malware downloads or direct you to a payment page that steals your financial information.
Force quit your browser. On a Windows PC, press Alt+F4 to close your browser window. On a Mac, press Command+Option+Escape to open the Force Quit window and close your browser. This cuts off the scam pop-up.
Run a full virus scan. Use reliable antivirus and anti-malware software to check your device for any malicious programs the scam may have installed. Delete anything suspicious the scan uncovers.
Clear your browser data. Open your browser’s settings and clear your recent history, cookies, and cached images/files. This eliminates any tracking code the scammers inserted. On some browsers, you can reset to default settings.
Contact your bank. If you purchased a subscription or inadvertently revealed financial details on a page the scam directed you to, alert your bank and cancel any unfamiliar transactions. Request a new card if needed.
Change your passwords. As a precaution, update your passwords for sensitive accounts like email, banking, and e-commerce sites. Make each password unique and complex.
Report the scam. Notify the real McAfee company via their official support channels. Include screenshots of the pop-up and details of the URL where you encountered it. You can also report the fraud to agencies like the FTC and FBI’s Internet Crime Complaint Center.
How to Remove Unwanted Apps and Malware
If you have accidentally downloaded unwanted programs or malware from a pop-up scam, you can find below a full malware removal guide.
This malware removal guide may appear overwhelming due to the number of steps and numerous programs that are being used. We have only written it this way to provide clear, detailed, and easy-to-understand instructions that anyone can use to remove malware for free. Please perform all the steps in the correct order. If you have any questions or doubts at any point, stop and ask for our assistance.
Browser hijackers, unwanted apps, and adware can infect Windows, Mac, iOS, or Android devices, so we’ve covered below all these operating systems. Depending on which operating system is installed on your device, please click on the operating system icon below and follow the displayed steps.
In this first step, we will manually check if any unknown or malicious programs are installed on the computer. Sometimes adware and browser hijackers can have a usable Uninstall entry that can be used to remove them.
Windows 11Windows 10Windows 8Windows 7
Press the Windows key + I on your keyboard to open the Settings app.
First, open Windows Settings by pressing Windows+I on your keyboard. You can also right-click your Start button and select “Settings” from the list.
In the Settings app, click on “Apps” and then “Apps & features”.
When Settings opens, click “Apps” in the sidebar, then select “Apps & Features”.
Find the malicious program in the list of installed apps and uninstall it.
In Apps & Features settings, scroll down to the app list and search for unknown or suspicious programs. To make things easier, you can sort all installed programs by their installation date. To do this, click “Sort by” and select “Install date”.
Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program. When you find a malicious program, click the three dots button beside it and select “Uninstall” in the menu that appears.
If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.
Follow the prompts to uninstall the program.
In the next message box, confirm the uninstall process by clicking on Uninstall, then follow the prompts to uninstall the malicious program.
Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read them closely.
Press the Windows key + I on your keyboard to open the Settings app.
Press the Windows key + I on your keyboard to open the Settings app. You can also ope the Settings app by clicking the Start button on the taskbar, then select “Settings” (gear icon).
In the Settings app, click on “Apps”.
When the “Windows Settings” window opens, click on “Apps“. By default, it should open “Apps and Features” but if it doesn’t, select it from the list on the left.
Find the malicious program in the list of installed apps and uninstall it.
In Apps & Features settings, scroll down to the app list and search for unknown or suspicious programs. To make things easier, you can sort all installed programs by their installation date. To do this, click “Sort by” and select “Install date”.
Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program. When you find a malicious program, click on it and select “Uninstall” in the menu that appears.
If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.
Follow the prompts to uninstall the program.
In the next message box, confirm the uninstall process by clicking on Uninstall, then follow the prompts to uninstall the malicious program.
Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read closely.
Go to “Program and Features”.
Right-click on the Start button in the taskbar, then select “Programs and Features”. This will take you directly to your list of installed programs.
Search for malicious program and uninstall it.
The “Programs and Features” screen will be displayed with a list of all the programs installed on your computer. Scroll through the list until you find any unknown or suspicious program, then click to highlight it, then click the “Uninstall” button.
Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program.
If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.
Follow the on-screen prompts to uninstall malicious program.
In the next message box, confirm the uninstall process by clicking on Yes, then follow the prompts to uninstall malicious program. Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read closely.
Open the “Control Panel”.
Click on the “Start” button, then click on “Control Panel“.
Click on “Uninstall a Program”.
When the “Control Panel” appears, click on “Uninstall a Program” from the Programs category.
Search for malicious programs and uninstall them.
The “Programs and Features” screen will be displayed with a list of all the programs installed on your computer. Scroll through the list until you find any suspicious or unknown program, then click to highlight it, then click the “Uninstall” button.
Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program.
If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.
Follow the on-screen prompts to uninstall malicious program.
In the next message box, confirm the uninstall process by clicking on Yes, then follow the prompts to uninstall malicious program. Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read closely.
If you are experiencing difficulty while attempting to uninstall a program, you can use Revo Uninstaller to completely remove the unwanted program from your computer.
Now that the malicious programs have been removed from your computer, we can proceed with the next step in this guide.
STEP 2: Reset browsers back to default settings
In this step, we will remove spam notifications, malicious extensions, and change to default any settings that might have been changed by malware. Please note that this method will remove all extensions, toolbars, and other customizations but will leave your bookmarks and favorites intact. For each browser that you have installed on your computer, please click on the browsers tab below and follow the displayed steps to reset that browser.
ChromeFirefoxMicrosoft EdgeInternet Explorer
Reset Chrome for Windows to default settings
We will now reset your Chrome browser settings to their original defaults. This will reset your startup page, new tab page, search engine, and pinned tabs. It will also disable all extensions and clear temporary data like cookies. Your favorites, history, and saved passwords will not be cleared.
Click the three dots in the top-right corner and then click on “Settings”.
Open Chrome and click on the menu button (represented by three vertical dots) in the top right corner of the window. In the dropdown menu that opens, click “Settings“.
Click “Advanced”.
Chrome’s “Settings” should now be displayed in a new tab or window, depending on your configuration. In the left sidebar, click on the “Advanced” link.
Click “Reset and clean up”.
In the left sidebar, under the “Advanced” section, click on “Reset and clean up“.
Click “Reset settings to their original defaults”.
In the main window, the “Reset and clean up” section is visible, as shown in the screenshot below. Click on “Reset settings to their original defaults“.
Click “Reset settings”.
A confirmation dialog will now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, click on the “Reset settings” button.
(Optional) Reset Chrome Data Sync.
In case a malicious extension reinstalls itself even after performing a browser reset, you have an additional option to reset the data sync for your browser. To do this, navigate to chrome.google.com/sync and click on the Clear Data button.
Reset Firefox for Windows to default settings
We will now reset your Firefox browser settings to their default. The reset feature fixes many issues by restoring Firefox to its factory default state while saving your essential information like bookmarks, passwords, web form auto-fill information, browsing history, and open tabs.
Click the three horizontal lines in the top-right corner and then click on “Help”.
Click on Firefox’s main menu button, represented by three horizontal lines. When the drop-down menu appears, select the option labeled “Help“.
Click “More troubleshooting information”.
From the Help menu, click on “More troubleshooting information“.
Click on “Refresh Firefox”
When the “Troubleshooting Information” page opens, click on the “Refresh Firefox” button.
Confirm that you want to reset your browser settings.
To finish the reset process, click on the “Refresh Firefox” button in the new confirmation window that opens.
Click “Finish”.
Firefox will now close itself and will revert to its default settings. When it’s done, a window will list the information that was imported. Click on “Finish“.
Your old Firefox profile will be placed on your desktop in a folder named “Old Firefox Data“. If the reset didn’t fix your problem you can restore some of the information not saved by copying files to the new profile that was created. If you don’t need this folder any longer, you should delete it as it contains sensitive information.
Reset Microsoft Edge to default settings
We will now reset your Microsoft Edge browser settings to their default. This will reset your startup page, new tab page, search engine, and pinned tabs. It will also disable all extensions and clear temporary data like cookies. Your favorites, history, and saved passwords will not be cleared.
Click the three dots in the top-right corner and then click on “Settings”.
In the top right corner, click on Microsoft Edge’s main menu button, represented by three horizontal dots. When the drop-down menu appears, click on “Settings“.
Click on “Reset Settings”.
On the left side of the window, click on “Reset Settings“.
Click on “Restore settings to their default values”.
In the main window, click on “Restore settings to their default values“.
Click “Reset”.
A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, click on the “Reset” button. Microsoft Edge will now erase all your personal data, browsing history, and disable all installed extensions. Your bookmarks, though, will remain intact and still be accessible.
Reset Internet Explorer to default settings
We will now reset your Internet Explorer browser settings to their default. You can reset Internet Explorer settings to return them to the state they were in when Internet Explorer was first installed on your computer.
Go to “Internet Options”.
Open Internet Explorer, click on the gear icon in the upper-right part of your browser, then select “Internet Options“.
Select the “Advanced” tab, then click “Reset”
In the “Internet Options” dialog box, select the “Advanced” tab, then click on the “Reset” button.
Click on “Reset”.
In the “Reset Internet Explorer settings” section, select the “Delete personal settings” checkbox, then click on the “Reset” button.
Click on “Close”.
When Internet Explorer has completed its task, click on the “Close” button in the confirmation dialogue box. Close your browser and then you can open Internet Explorer again.
STEP 3: Use Malwarebytes Anti-Malware to remove malware and unwanted programs
In this third step, we will install Malwarebytes to scan and remove any infections, adware, or potentially unwanted programs that may be present on your computer.
Malwarebytes stands out as one of the leading and widely-used anti-malware solutions for Windows, and for good reason. It effectively eradicates various types of malware that other programs often overlook, all at no cost to you. When it comes to disinfecting an infected device, Malwarebytes has consistently been a free and indispensable tool in the battle against malware. We highly recommend it for maintaining a clean and secure system.
Download Malwarebytes for Windows
You can download Malwarebytes by clicking the link below.
After the download is complete, locate the MBSetup file, typically found in your Downloads folder. Double-click on the MBSetup file to begin the installation of Malwarebytes on your computer. If a User Account Control pop-up appears, click “Yes” to continue the Malwarebytes installation.
Follow the On-Screen Prompts to Install Malwarebytes
When the Malwarebytes installation begins, the setup wizard will guide you through the process.
You’ll first be prompted to choose the type of computer you’re installing the program on—select either “Personal Computer” or “Work Computer” as appropriate, then click on Next.
Malwarebytes will now begin the installation process on your device.
When the Malwarebytes installation is complete, the program will automatically open to the “Welcome to Malwarebytes” screen.
On the final screen, simply click on the Open Malwarebytes option to start the program.
Enable “Rootkit scanning”.
Malwarebytes Anti-Malware will now start, and you will see the main screen as shown below. To maximize Malwarebytes’ ability to detect malware and unwanted programs, we need to enable rootkit scanning. Click on the “Settings” gear icon located on the left of the screen to access the general settings section.
In the settings menu, enable the “Scan for rootkits” option by clicking the toggle switch until it turns blue.
Now that you have enabled rootkit scanning, click on the “Dashboard” button in the left pane to get back to the main screen.
Perform a Scan with Malwarebytes.
To start a scan, click the Scan button. Malwarebytes will automatically update its antivirus database and begin scanning your computer for malicious programs.
Wait for the Malwarebytes scan to complete.
Malwarebytes will now scan your computer for browser hijackers and other malicious programs. This process can take a few minutes, so we suggest you do something else and periodically check the status of the scan to see when it is finished.
Quarantine detected malware
Once the Malwarebytes scan is complete, it will display a list of detected malware, adware, and potentially unwanted programs. To effectively remove these threats, click the “Quarantine” button.
Malwarebytes will now delete all of the files and registry keys and add them to the program’s quarantine.
Restart your computer.
When removing files, Malwarebytes may require a reboot to fully eliminate some threats. If you see a message indicating that a reboot is needed, please allow it. Once your computer has restarted and you are logged back in, you can continue with the remaining steps.
STEP 4: Use HitmanPro to scan your computer for badware
In this next step, we will scan the computer with HitmanPro to ensure that no other malicious programs are installed on your device.
HitmanPro is a second-opinion scanner that takes a unique cloud-based approach to malware scanning. HitmanPro scans the behavior of active files and also files in locations where malware normally resides for suspicious activity. If it finds a suspicious file that’s not already known, HitmanPro sends it to its clouds to be scanned by two of the best antivirus engines today, which are Bitdefender and Kaspersky.
Although HitmanPro is shareware and costs $24.95 for 1 year on 1 PC, there is no limit on scanning. The limitation only kicks in when there is a need to remove or quarantine detected malware by HitmanPro on your system and by then, you can activate the one-time 30-days trial to enable the cleanup.
Download HitmanPro.
You can download HitmanPro by clicking the link below.
HITMANPRO DOWNLOAD LINK (The above link will open a new web page from where you can download HitmanPro)
Install HitmanPro.
When HitmanPro has finished downloading, double-click on “hitmanpro.exe” (for 32-bit versions of Windows) or “hitmanpro_x64.exe” (for 64-bit versions of Windows) to install this program on your computer. In most cases, downloaded files are saved to the Downloads folder.
You may be presented with a User Account Control pop-up asking if you want to allow HitmanPro to make changes to your device. If this happens, you should click “Yes” to continue with the installation.
Follow the on-screen prompts.
When HitmanPro starts you will be presented with the start screen as shown below. Click on the “Next” button to perform a system scan.
Wait for the HitmanPro scan to complete.
HitmanPro will now begin to scan your computer for malicious programs.
Click on “Next”.
When HitmanPro has finished the scan, it will display a list of all the malware that it has found. Click on the “Next” button to have HitmanPro remove the detected items.
Click on “Activate free license”.
HitmanPro may now require to activate the free 30-days trial to remove the malicious files. To do this, click on the “Activate free license” button to begin the free 30 days trial and remove all the malicious files from your computer.
When the malware removal process is complete, it will display a screen that shows the status of the various programs that were removed. At this screen, you should click on the Next button and then if prompted you should click on the Reboot button. If HitmanPro does not prompt you to reboot, please just click on the Close button.
STEP 5: Use AdwCleaner to remove adware and malicious browser policies
In this final step, we will use AdwCleaner to remove the malicious browser policies that were set by browser hijackers on your computer and delete malicious browser extensions.
AdwCleaner is a free popular on-demand scanner that can detect and remove malware that even the most well-known anti-virus and anti-malware applications fail to find. This on-demand scanner includes a lot of tools that can be used to fix the side effects of adware. browser hijackers and other malware.
Download AdwCleaner.
You can download AdwCleaner by clicking the link below.
ADWCLEANER DOWNLOAD LINK (The above link will open a new web page from where you can download AdwCleaner)
Double-click on the setup file.
Double-click on the file named “adwcleaner_x.x.x.exe” to start AdwCleaner. In most cases, downloaded files are saved to the Downloads folder.
AdwCleaner program will now open and you will be presented with the program’s license agreement. After you read it, click on the I agree button if you wish to continue. If Windows prompts you as to whether or not you wish to run AdwCleaner, please allow it to run.
Enable “Reset Chrome policies” to remove malicious browser policies.
When AdwCleaner starts, on the left side of the window, click on “Settings” and then enable “Reset Chrome policies“.
Click on the “Scan” button.
On the left side of the AdwCleaner window, click on “Dashboard” and then click “Scan” to perform a computer scan.
Wait for the AdwCleaner scan to finish.
AdwCleaner will now scan your computer for malware. This process can take a few minutes.
Click on “Quarantine” to remove malware.
When the AdwCleaner scan is completed it will display all of the items it has found. Click on the “Quarantine” button to remove the malicious programs from your computer.
Click on “Continue” to remove the malicious programs.
AdwCleaner will now prompt you to save any open files or data as the program will need to close any open programs before it starts to clean. Click on the “Continue” button to finish the removal process.
AdwCleaner will now delete all detected malware from your computer. When the malware removal process is complete, you may be asked to restart your computer.
Your computer should now be free of Unwanted Apps and Malware and other malware.
If your current antivirus allowed this malicious program on your computer, you may want to consider purchasing Malwarebytes Premium to protect against these types of threats in the future. If you are still having problems with your computer after completing these instructions, then please follow one of the steps:
Profiles are used by IT admins in businesses to control the behavior of their Macs. These profiles can configure a Mac to do many different things, some of which are not otherwise possible. When it comes to home users, adware and browser hijackers are using the configuration profile to prevent users from removing malicious programs from the computer. This also prevents the user from changing that behavior in the browser’s settings.
In this first step, we will check your computer to see if any configuration profiles are installed. To do this, follow the below steps:
Open “System Preferences”
From the Apple menu, select System Preferences.
Search for “Profiles”
When the System Preferences window opens, search for the Profiles icon.
If there isn’t a Profiles icon, you don’t have any profiles installed, which is normal and you can continue with the next steps.
Remove the malicious profiles
If there’s a Profile icon, click on it and select any suspicious profile that you want to remove, and then press the – (minus) button. Click Remove to remove the profile.
STEP 2: Delete malicious apps
In this second step, we will try to identify and remove any malicious apps and files that might be installed on your computer. Sometimes redirects or adware programs can have usable Uninstall entries that can be used to remove these programs.
Quit the malicious programs
On the Apple menu bar, in the top-right corner, if you see any unknown or suspicious icon, click on it and then select Quit.
Open “Finder”
Click the Finder application on your dock.
Click on “Applications”
In the Finder left pane, click on “Applications“.
Find and remove the malicious app.
The “Applications” screen will be displayed with a list of all the apps installed on your device. Scroll through the list until you find the malicious app, right-click it, and then click “Move to Trash”.
Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program. Here are some known malicious programs: SearchMine, TakeFresh, TopResults, FeedBack, ApplicationEvents, GeneralOpen, PowerLog, MessengerNow, ImagePrime, GeneralNetSearch, Reading Cursors, GlobalTechSearch, PDFOnline-express, See Scenic Elf, MatchKnowledge, Easy Speedtest, or WebDiscover.
Click “Empty Trash”
On the dock, right-click on the trash icon and select “Empty Trash”. Doing so deletes the Trash’s contents, including the program that you just sent to the Trash.
Find and remove the malicious files
Click the desktop to make sure you’re in the Finder, choose “Go” then click on “Go to Folder“.
Type or copy/paste each of the below paths into the window that opens, then click Go.
/Library/LaunchAgents
~/Library/LaunchAgents
/Library/Application Support
/Library/LaunchDaemons
Look out for any suspicious files that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program. These are some known malicious files: “com.adobe.fpsaud.plist” “installmac.AppRemoval.plist”, “myppes.download.plist”, “mykotlerino.ltvbit.plist”, or “com.myppes.net-preferences.plist”. When you find a malicious file move it to the Trash.
STEP 3: Reset browsers back to default settings
In this third step, we will remove spam push notifications and malicious extensions, and change to default any settings that might have been changed by malware. For each browser that you have installed on your computer, please click on the tab below and follow the displayed steps to reset that browser.
Safari BrowserChrome for Mac BrowserFirefox for Mac Browser
Remove malicious extensions and settings from Safari
To remove malware from Safari we will check if there are any malicious extensions installed on your browser and what settings have been changed by this malicious program.
Go to Safari’s “Preferences”.
On the menu bar, click the “Safari” menu and select “Preferences”.
Check Homepage.
This will open a new window with your Safari preferences, opened to the “General” tab. Some browser hijackers may change your default homepage, so in the Homepage field make sure it’s a web page you want to use as your start-up page.
Click “Extensions”
Next, click on the “Extensions” tab.
Find and uninstall malicious extensions.
The “Extensions” screen will be displayed with a list of all the extensions installed on Safari. Look out for any suspicious browser extension that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine extension. By default, there are no extensions installed on Safari so it’s safe to remove an extension
Remove spam notifications ads
Click Preferences, click Websites, then click Notifications. Deselect “Allow websites to ask for permission to send push notifications”.
Remove all data stored by websites on your computer.
In the Safari menu, choose “Preferences…”, select “Privacy” at the top of the new window that appears, and then click the “Manage Website Data” button.
In the next dialog box, click “Remove All“. It will ask you if you are sure you want to remove all data stored by websites on your computer. Select “Remove Now” to clear data that could be used to track your browsing.
Empty Safari Caches.
From your Safari menu bar, click Safari and select Preferences, then select the Advanced tab. Enable the checkbox to “Show Develop menu in menu bar“.
From the menu bar select Develop, then click on Empty Caches as seen in the image below.
Remove malware from Chrome for Mac
To remove malware from Chrome for Mac we will reset the browser settings to their default. Doing these steps will erase all configuration information from Chrome such as your home page, tab settings, saved form information, browsing history, and cookies. This process will also disable any installed extensions. All of your bookmarks, though, will be preserved.
Click on the three dots at the top right and go to Settings.
Click on Chrome’s main menu button, represented by three dots at the top right corner. Now click on the menu option labeled Settings as shown by the arrow in the picture below, which will open the basic settings screen.
In the left sidebar, click on the “Reset and Cleanup” option.
In the left sidebar, click on “Reset and clean up“.
Click “Reset settings to their original defaults”.
Now click on the “Reset settings to their original defaults”. link as shown in the image below.
Click “Reset Settings” button.
A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, click on the “Reset Settings” button.
(Optional) Reset Chrome Data Sync.
In case a malicious extension reinstalls itself even after performing a browser reset, you have an additional option to reset the data sync for your browser. To do this, navigate to chrome.google.com/sync and click on the Clear Data button.
Remove malware from Firefox for Mac
To remove malware from Firefox for Mac we will reset the browser settings to its default. The reset feature fixes many issues by restoring Firefox to its factory default state while saving your essential information like bookmarks, passwords, web form auto-fill information, browsing history, and open tabs.
Go to the “Help” menu.
Click on Firefox’s main menu button, represented by three horizontal lines. When the drop-down menu appears, select the option labeled “Help“.
Click “Troubleshooting Information”.
Next click on the “Troubleshooting Information” option as indicated by the arrow in the image below. This will bring you to a Troubleshooting page.
Click on “Refresh Firefox”
Click the “Refresh Firefox” button in the upper-right corner of the “Troubleshooting Information” page.
Confirm.
To continue, click on the “Refresh Firefox” button in the new confirmation window that opens.
Click on “Finish”.
Firefox will close itself and will revert to its default settings. When it’s done, a window will list the information that was imported. Click on the “Finish“.
Your old Firefox profile will be placed on your desktop in a folder named “Old Firefox Data“. If the reset didn’t fix your problem you can restore some of the information not saved by copying files to the new profile that was created. If you don’t need this folder any longer, you should delete it as it contains sensitive information.
STEP 4: Run a scan with Malwarebytes for Mac to remove malware
In this final step, we will scan the computer with Malwarebytes for Mac to find and remove any malicious programs that might be installed on your Mac.
Malwarebytes for Mac is an on-demand scanner that can destroy many types of malware that other software tends to miss without costing you absolutely anything. When it comes to cleaning up an infected device, Malwarebytes has always been free, and we recommend it as an essential tool in the fight against malware.
Download Malwarebytes for Mac.
You can download Malwarebytes for Mac by clicking the link below.
When Malwarebytes has finished downloading, double-click on the setup file to install Malwarebytes on your computer. In most cases, downloaded files are saved to the Downloads folder.
Follow the on-screen prompts to install Malwarebytes.
When the Malwarebytes installation begins, you will see the Malwarebytes for Mac Installer which will guide you through the installation process. Click “Continue“, then keep following the prompts to continue with the installation process.
When your Malwarebytes installation completes, the program opens to the Welcome to Malwarebytes screen. Click the “Get started” button.
Select “Personal Computer” or “Work Computer”.
The Malwarebytes Welcome screen will first ask you what type of computer are you installing this program, click either Personal Computer or Work Computer.
Click on “Scan”.
To scan your computer with Malwarebytes, click on the “Scan” button. Malwarebytes for Mac will automatically update the antivirus database and start scanning your computer for malware.
Wait for the Malwarebytes scan to complete.
Malwarebytes will scan your computer for adware, browser hijackers, and other malicious programs. This process can take a few minutes, so we suggest you do something else and periodically check on the status of the scan to see when it is finished.
Click on “Quarantine”.
When the scan has been completed, you will be presented with a screen showing the malware infections that Malwarebytes has detected. To remove the malware that Malwarebytes has found, click on the “Quarantine” button.
Restart computer.
Malwarebytes will now remove all the malicious files that it has found. To complete the malware removal process, Malwarebytes may ask you to restart your computer.
Your computer should now be free of Unwanted Apps and Malware and other malware.
If your current antivirus allowed a malicious program on your computer, you might want to consider purchasing the full-featured version of Malwarebytes Anti-Malware to protect against these types of threats in the future. If you are still experiencing problems while trying to remove a malicious program from your computer, please ask for help in our Mac Malware Removal Help & Support forum.
Remove Unwanted Apps and Malware from Android
Remove Unwanted Apps and Malware from Android
To remove Unwanted Apps and Malware from your phone or tablet, follow these steps:
In this first step, we will check if any malicious apps are installed on your phone. Sometimes browser hijackers or adware apps can have usable Uninstall entries that can be used to remove these apps.
Open the “Settings” menu.
Tap on the “Settings” app from your phone menu or home screen.
Tap on “Apps”.
When the “Settings” menu opens, tap on “Apps” (or “App Manager”) to see all the installed applications on your phone.
Find the malicious app.
The “Apps” screen will be displayed with a list of all the applications that are installed on your phone. Scroll through the list and look out for any suspicious app that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program. Most often, cyber criminals hide malware inside video or photo editing apps, weather apps, and camera apps.
Uninstall the malicious app
When you find a suspicious or malicious app, tap on it to uninstall it. This won’t start the app but will open up the app details screen. If the app is currently running press the “Force stop” button, then tap on “Uninstall”.
A confirmation dialog should be displayed to confirm you want to uninstall the app, tap on “OK” to remove the malicious app from your phone.
STEP 2: Reset browsers back to default settings
In this second step, we will reset your browser to its default settings to remove spam notifications, unwated search redirects, and restore its factory settings
Resetting the browser settings to their default it’s an easy task on Windows or Mac computers; however, when it comes to Android, this can’t be done directly because it’s not an option built-in into the browser settings. Restoring the browser settings on Android can be done by clearing the application data. This will remove all the cookies, cache, and other site settings that may have been saved. So let’s see how we can restore your browser to its factory settings.
Chrome for AndroidFirefoxOperaSamsung Internet BrowserMicrosoft Edge
Remove malware from Chrome for Android
To reset Chrome for Android to its default settings, follow the below steps:
Open the “Settings” menu.
Tap on the “Settings” app from your phone menu or home screen.
Tap on “Apps”.
When the “Settings” menu opens, tap on “Apps” (or “App Manager”) to see all the installed applications on your phone.
Find and tap on Chrome.
The “Apps” screen will be displayed with a list of all the apps installed on your phone. Scroll through the list until you find the Chrome app, then tap on it to open the app’s details.
Tap “Storage”.
When Chrome’s app info menu is displayed, tap on “Storage“.
Tap “Manage Space”.
Under the storage settings, you will get two options — Manage Space and Clear Cache. Tap on “Manage Space“.
Tap “Clear all data”.
Tap “Clear all data” to delete all Chrome’s data including accounts, bookmarks, and your settings to reset the default settings.
Confirm by tapping “Ok”.
A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, tap “Ok“.
Remove malware from Firefox for Android
To reset Firefox for Android to its default settings, follow the below steps:
Open the “Settings” menu.
Tap on the “Settings” app from your phone menu or home screen.
Tap on “Apps”.
When the “Settings” menu opens, tap on “Apps” (or “App Manager”) to see all the installed applications on your phone.
Find and tap on Firefox.
The “Apps” screen will be displayed with a list of all the apps installed on your phone. Scroll through the list until you find the Firefox app, then tap on it to open the app’s details.
Tap “Storage”.
When Firefox’s app info menu is displayed, tap on “Storage“.
Tap “Manage Space”.
Under the storage settings, you will get two options — Manage Space and Clear Cache. Tap on “Manage Space“.
Tap “Clear all data”.
Tap “Clear all data” to delete all Firefox data including accounts, bookmarks, and your settings to reset the default settings.
Confirm by tapping “Ok”.
A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, tap “Ok“.
Remove malware from the Opera browser
To reset the Opera browser to its default settings, follow the below steps:
Open the “Settings” menu.
Tap on the “Settings” app from your phone menu or home screen.
Tap on “Apps”.
When the “Settings” menu opens, tap on “Apps” (or “App Manager”) to see all the installed applications on your phone.
Find and tap on Opera.
The “Apps” screen will be displayed with a list of all the apps installed on your phone. Scroll through the list until you find the Opera app, then tap on it to open the app’s details.
Tap “Storage”.
When Opera’s app info menu is displayed, tap on “Storage“.
Tap “Manage Space”.
Under the storage settings, you will get two options — Manage Space and Clear Cache. Tap on “Manage Space“.
Tap “Clear all data”.
Tap “Clear all data” to delete all Opera’s data including accounts, bookmarks, and your settings to reset the default settings.
Confirm by tapping “Ok”.
A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, tap “Ok“.
Remove malware from Samsung Internet Browser
To reset the Samsung Internet Browser to its default settings, follow the below steps:
Open the “Settings” menu.
Tap on the “Settings” app from your phone menu or home screen.
Tap on “Apps”.
When the “Settings” menu opens, tap on “Apps” (or “App Manager”) to see all the installed applications on your phone.
Find and tap on Samsung Internet Browser.
The “Apps” screen will be displayed with a list of all the apps installed on your phone. Scroll through the list until you find the Samsung Internet Browser app, then tap on it to open the app’s details.
Tap “Storage”.
When the Samsung Internet Browser’s app info menu is displayed, tap on “Storage“.
Tap “Manage Space”.
Under the storage settings, you will get two options — Manage Space and Clear Cache. Tap on “Manage Space“.
Tap “Clear all data”.
Tap “Clear all data” to delete all Samsung Internet Browser’s data including accounts, bookmarks, and your settings to reset the default settings.
Confirm by tapping “Ok”.
A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, tap “Ok“.
Remove malware from Microsoft Edge for Android
To reset the Microsoft Edge for Android to its default settings, follow the below steps:
Open the “Settings” menu.
Tap on the “Settings” app from your phone menu or home screen.
Tap on “Apps”.
When the “Settings” menu opens, tap on “Apps” (or “App Manager”) to see all the installed applications on your phone.
Find and tap on Microsoft Edge.
The “Apps” screen will be displayed with a list of all the apps installed on your phone. Scroll through the list until you find the Microsoft Edge app, then tap on it to open the app’s details.
Tap “Storage”.
When the Microsoft Edge’s app info menu is displayed, tap on “Storage“.
Tap “Manage Space”.
Under the storage settings, you will get two options — Manage Space and Clear Cache. Tap on “Manage Space“.
Tap “Clear all data”.
Tap “Clear all data” to delete all Microsoft Edge’s data including accounts, bookmarks, and your settings to reset the default settings.
Confirm by tapping “Ok”.
A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, tap “Ok“.
STEP 3: Use Malwarebytes for Android to remove malicious apps
In this final step, we will install Malwarebytes for Android to scan and remove malicious apps from your phone or tablet.
Malwarebytes for Android automatically detects and removes dangerous threats like malware and ransomware so you don’t have to worry about your most-used device being compromised. Aggressive detection of adware and potentially unwanted programs keeps your Android phone or tablet running smooth.
Download Malwarebytes for Android.
You can download Malwarebytes for Android by clicking the link below.
In the Google Play Store, tap “Install” to install Malwarebytes for Android on your device.
When the installation process has finished, tap “Open” to begin using Malwarebytes for Android. You can also open Malwarebytes by tapping on its icon in your phone menu or home screen.
Follow the on-screen prompts to complete the setup process
When Malwarebytes will open, you will see the Malwarebytes Setup Wizard which will guide you through a series of permissions and other setup options. This is the first of two screens that explain the difference between the Premium and Free versions. Swipe this screen to continue. Tap on “Got it” to proceed to the next step. Malwarebytes for Android will now ask for a set of permissions that are required to scan your device and protect it from malware. Tap on “Give permission” to continue. Tap on “Allow” to permit Malwarebytes to access the files on your phone.
Update database and run a scan with Malwarebytes for Android
You will now be prompted to update the Malwarebytes database and run a full system scan.
Click on “Update database” to update the Malwarebytes for Android definitions to the latest version, then click on “Run full scan” to perform a system scan.
Wait for the Malwarebytes scan to complete.
Malwarebytes will now start scanning your phone for adware and other malicious apps. This process can take a few minutes, so we suggest you do something else and periodically check on the status of the scan to see when it is finished.
Click on “Remove Selected”.
When the scan has been completed, you will be presented with a screen showing the malware infections that Malwarebytes for Android has detected. To remove the malicious apps that Malwarebytes has found, tap on the “Remove Selected” button.
Restart your phone.
Malwarebytes for Android will now remove all the malicious apps that it has found. To complete the malware removal process, Malwarebytes may ask you to restart your device.
Your phone should now be free of Unwanted Apps and Malware and other malware.
If your current antivirus allowed a malicious app on your phone, you may want to consider purchasing the full-featured version of Malwarebytes to protect against these types of threats in the future. If you are still having problems with your phone after completing these instructions, then please follow one of the steps:
Restore your phone to factory settings by going to Settings > General management > Reset > Factory data reset.
In this first step, we will clean your Safari browser by using the built-in “Clear History and Website Data” feature.
“Clear History and Website Data” allows you to delete the browsing history and website data that is stored on your device. This can include information such as the websites you have visited, your search history, and any data that has been stored by websites you have visited, such as cookies and cache.
Do not tap on the malicious browser window or pop-ups. Instead, tap on the tab icon located in the lower right corner of the screen, as shown in the image below.
Tap the X button on the tab or swipe up to safely close it.
Tap the Settings app.
Toggle on Airplane Mode to temporarily disconnect your phone from the internet and block unwanted access.
Scroll down and tap Safari.
Tap Clear History and Website Data.
Confirm that you want to clear the history and data by tapping “Clear History and Data” in the pop-up window.
While in Safari settings, make sure to toggle on Block Pop-ups and Fraudulent Website Warning.
Tap on Settings in the upper-left corner to return to the main Settings menu.
Toggle Airplane Mode back off to re-connect your phone to the internet.
STEP 2: Delete unwanted apps
In the next step, we will remove any potentially unwanted apps that may be installed on your iPhone. If you have downloaded an app after being redirected to the App Store by suspicious websites, it is recommended to delete it.
On the home screen, tap and hold on the app icon until all of the icons start to wiggle.
Tap the “X” button that appears on the top left corner of the app icon.
Confirm that you want to delete the app by tapping “Delete”.
That’s it, your iPhone should be clean and you can continue browsing the Internet. We recommend that you install an ad blocker like AdGuard to block the malicious ads.
If you continue to have malware related issues with your device after completing the above steps, we recommend to take one of these actions:
Frequently Asked Questions About the McAfee “Security Warning” Scam
Q1: What is the McAfee “Security Warning” scam?
A: The McAfee “Security Warning” scam is a deceptive pop-up advertisement or alert that appears while browsing the internet, claiming your device is infected with viruses or that hackers are attempting to steal your personal information. The pop-up is designed to look like a legitimate warning from McAfee, a well-known cybersecurity company, but it is actually a scam created by cybercriminals to trick you into purchasing unnecessary software or revealing sensitive data.
Q2: How can I tell if a McAfee “Security Warning” is a scam?
A: There are several red flags that can help you identify a fake McAfee “Security Warning”:
The pop-up uses alarming, urgent language claiming your device is already infected or your data is at immediate risk.
It includes a countdown timer pressuring you to act quickly before supposed damage occurs.
The alert requests payment information or instructs you to call a “support number” to resolve the issue.
You cannot easily close or navigate away from the pop-up window. Remember, legitimate McAfee alerts will never use such aggressive scare tactics or time-sensitive demands for payment.
Q3: Where do these McAfee scam pop-ups appear?
A: The scam pop-ups are most commonly encountered on websites associated with illegal streaming, torrent downloads, or adult content. However, they can also appear on other compromised websites or as a result of adware or malware already installed on your device.
Q4: What should I do if a McAfee “Security Warning” pop-up appears on my screen?
A: If you encounter a suspicious McAfee “Security Warning,” do not click any buttons or links within the pop-up, as this could trigger malware downloads or direct you to a page designed to steal your information. Instead, force quit your browser by pressing Alt+F4 (Windows) or Command+Option+Escape (Mac). Then, run a full virus scan using reliable antivirus software to check for any malicious programs that may have been installed.
Q5: Can McAfee “Security Warning” pop-ups harm my computer?
A: While the pop-up itself is not directly harmful, clicking the buttons or links within the fake alert can lead to unintended consequences. You may be directed to a website that installs malware, spyware, or ransomware on your device, compromising your security and privacy. The scammers may also trick you into revealing sensitive personal or financial information, which they can use for identity theft or fraudulent transactions.
Q6: I accidentally clicked on a McAfee “Security Warning” pop-up. What should I do now?
A: If you’ve mistakenly clicked on a scam pop-up, take the following steps to protect your device and data:
Immediately disconnect from the internet to prevent further downloads or data transmission.
Run a full system scan with antivirus and anti-malware software to identify and remove any threats.
Clear your browser history, cache, and cookies to eliminate tracking codes left by the scammers.
If you provided any payment information or noticed suspicious transactions, contact your bank to cancel the charges and request a new card.
Change your passwords for any online accounts accessed during the time of the incident.
Q7: How can I protect myself from falling victim to McAfee scams in the future?
A: To minimize your risk of encountering McAfee scam pop-ups:
Keep your operating system, browser, and plugins up-to-date with the latest security patches.
Use reputable antivirus and anti-malware software and perform regular scans.
Be cautious when visiting unfamiliar websites, especially those offering free streaming, downloads, or adult content.
Never click on suspicious pop-ups, even if they appear to come from well-known companies.
Educate yourself about common online scams and stay informed about the latest cybersecurity threats.
Q8: What should I do if I have further questions or concerns about a McAfee “Security Warning” scam?
A: If you have additional questions or suspect you’ve fallen victim to a McAfee scam, contact the official McAfee support team through their website at www.mcafee.com. You can also report the scam to government agencies, such as the Federal Trade Commission (FTC) or the FBI’s Internet Crime Complaint Center (IC3), to help combat cybercrime and protect others from similar scams.
The Bottom Line
The McAfee “Security Warning” pop-up is an insidious scam designed to trick unsuspecting web surfers into believing their devices are severely infected with malware. Using fear and time-pressure tactics, the scammers behind these pop-ups aim to manipulate victims into purchasing unnecessary software subscriptions or unwittingly downloading malicious programs.
If you encounter one of these menacing “Security Warnings,” remember that legitimate cybersecurity alerts will never use such aggressive scare tactics or time-sensitive demands for payment. By staying vigilant and knowing how to spot the red flags, you can avoid falling prey to these scams and keep your devices and data safe.
How to Stay Safe Online
Here are 10 basic security tips to help you avoid malware and protect your device:
Use a good antivirus and keep it up-to-date.
It's essential to use a good quality antivirus and keep it up-to-date to stay ahead of the latest cyber threats. We are huge fans of Malwarebytes Premium and use it on all of our devices, including Windows and Mac computers as well as our mobile devices. Malwarebytes sits beside your traditional antivirus, filling in any gaps in its defenses, and providing extra protection against sneakier security threats.
Keep software and operating systems up-to-date.
Keep your operating system and apps up to date. Whenever an update is released for your device, download and install it right away. These updates often include security fixes, vulnerability patches, and other necessary maintenance.
Be careful when installing programs and apps.
Pay close attention to installation screens and license agreements when installing software. Custom or advanced installation options will often disclose any third-party software that is also being installed. Take great care in every stage of the process and make sure you know what it is you're agreeing to before you click "Next."
Install an ad blocker.
Use a browser-based content blocker, like AdGuard. Content blockers help stop malicious ads, Trojans, phishing, and other undesirable content that an antivirus product alone may not stop.
Be careful what you download.
A top goal of cybercriminals is to trick you into downloading malware—programs or apps that carry malware or try to steal information. This malware can be disguised as an app: anything from a popular game to something that checks traffic or the weather.
Be alert for people trying to trick you.
Whether it's your email, phone, messenger, or other applications, always be alert and on guard for someone trying to trick you into clicking on links or replying to messages. Remember that it's easy to spoof phone numbers, so a familiar name or number doesn't make messages more trustworthy.
Back up your data.
Back up your data frequently and check that your backup data can be restored. You can do this manually on an external HDD/USB stick, or automatically using backup software. This is also the best way to counter ransomware. Never connect the backup drive to a computer if you suspect that the computer is infected with malware.
Choose strong passwords.
Use strong and unique passwords for each of your accounts. Avoid using personal information or easily guessable words in your passwords. Enable two-factor authentication (2FA) on your accounts whenever possible.
Be careful where you click.
Be cautious when clicking on links or downloading attachments from unknown sources. These could potentially contain malware or phishing scams.
Don't use pirated software.
Avoid using Peer-to-Peer (P2P) file-sharing programs, keygens, cracks, and other pirated software that can often compromise your data, privacy, or both.
To avoid potential dangers on the internet, it's important to follow these 10 basic safety rules. By doing so, you can protect yourself from many of the unpleasant surprises that can arise when using the web.
Meet Stelian Pilici
Stelian leverages over a decade of cybersecurity expertise to lead malware analysis and removal, uncover scams, and educate people. His experience provides insightful analysis and valuable perspective.
Remove Unwanted Apps and Malware from Windows
Remove Unwanted Apps and Malware from Windows
Remove Unwanted Apps and Malware from Mac
Remove Unwanted Apps and Malware from Android
