Q. PLEASE help me remove “Your Mac is infected with 4 viruses” pop-up scam. I’ve completed everything I know how to do and they keep appearing…

• How To Check My Mac For Viruses And Malware
• How Do I Check My Mac For Viruses And Malware
• Check My Apple Phone For Viruses
• How To Check My Mac Air For Viruses

Text presented in the “Your Mac is infected with 4 viruses” POP-UP:

• Checking your Mac for viruses. OS X does a pretty good job of stopping viruses and malware from attacking your computer. But there are steps you can take to further protect yourself.
• Ransomware viruses for Mac have been around for a few years now, and every now and then there’s one that particularly stirs up a lot of trouble and often makes the news. Here’s a good example of a Mac ransomware variant that caused a lot of noise a few years ago.
• AVG AntiVirus FREE for Mac insulates your macOS computer against Mac-specific threats, and it detects PC and mobile malware as well. That way, you won’t accidentally pass along any malware from your Mac to family, friends, or colleagues who use other devices. Scan and remove threats on your computer, and help protect the folks you care about.
• Apple updates them as part of MacOS updates. To check to see if an update is available, click the Apple button in the the top-left corner, click About This Mac and then click the Software Update.

A. If you are experiencing numerous popups, fake alerts, redirects to webpages you did not intend to visit, then may be possible that your web browser has become the victim of Adware (also known as ‘ad-supported’ software) category.

Check every day to make sure your antivirus program is running by checking the system tray for the antivirus program icon. Scan your entire computer weekly for viruses, and confirm that the scan has completed. Check the status to see if any infected files were found. If you’re running scans automatically, check to make sure it actually ran.

Dangerous Adware – What Is It?

Adware serves unwanted ads on your internet browser. Some of these advertisements are scams or fake ads designed to trick you. Even the harmless ads can become really irritating. Adware can be installed accidentally and without you knowing about it, when you open email attachments, install free programs.

If your Apple Mac is infected by adware software, you may experience any of the following symptoms:

• your web-browser startpage has modified and you are unable to change it back
• an unexpected toolbar appears in your internet browser
• new entries appear in your Programs folder
• your Apple Mac starts performing very slowly

The worst is, adware can be used to gather and transmit sensitive info without your permission. Adware can be used to track information about web-pages visited, web browser and system information, and your machine IP address.

If the Safari, Firefox and Google Chrome have been hijacked with adware, you must have finished any of the steps below. Once you have removed “Your Mac is infected with 4 viruses” scam from your machine by following our step-by-step guidance below, make sure not to commit the same mistakes again in the future.

How to Remove “Your Mac is infected with 4 viruses” pop up scam

Adware is a form of malicious software that you might have difficulty in deleting it from your machine. Thankfully, you’ve found the effective “Your Mac is infected with 4 viruses” pop ups removal steps in this article. Both the manual removal solution and the automatic removal method will be provided below and you can just choose the one that best for you. If you’ve any questions or need help then type a comment below. Certain of the steps will require you to restart your MAC system or shut down this web site. So, read this guide carefully, then bookmark or print it for later reference.

To remove “Your Mac is infected with 4 viruses” pop-up scam, use the following steps:

1. How to get rid of “Your Mac is infected with 4 viruses” pop up without any software
2. Remove “Your Mac is infected with 4 viruses” popup with freeware

How to get rid of “Your Mac is infected with 4 viruses” pop up without any software

The adware software can alter your web-browser settings and redirect you to the web sites which may contain countless ads or various security threats, like browser hijacker infection, malicious software or PUPs. Not every antivirus application can detect and remove adware easily from the machine. Follow the steps below and you can remove “Your Mac is infected with 4 viruses” popup by yourself.

Uninstalling the “Your Mac is infected with 4 viruses”, check the list of installed software first

In order to get rid of PUPs such as this adware, open the Finder and click on “Applications”. Check the list of installed apps. For the ones you do not know, run an Internet search to see if they are adware, browser hijacker or potentially unwanted apps. If yes, uninstall them off. Even if they are just a applications which you do not use, then removing them off will increase your MAC system start up time and speed dramatically.

Open Finder and click “Applications” like below.

You will see a list of software installed on your computer. We recommend to pay maximum attention to the application you installed last. Most probably, it’s the adware software that causes intrusive “Your Mac is infected with 4 viruses” scam. If you are in doubt, you can always check the program by doing a search for her name in Google, Yahoo or Bing. When the program which you need to remove is found, simply right click on its name, and choose “Move to Trash”.

Don’t forget, choose Finder, then “Empty Trash”.

Remove “Your Mac is infected with 4 viruses” scam from Google Chrome

Reset Chrome settings will help you to completely reset your internet browser. The result of activating this function will bring Google Chrome settings back to its original state. This can remove “Your Mac is infected with 4 viruses” scam and disable harmful addons. Essential information such as bookmarks, browsing history, passwords, cookies, auto-fill data and personal dictionaries will not be removed.

First start the Chrome. Next, press the button in the form of three horizontal dots ().

It will show the Chrome menu. Select More Tools, then click Extensions. Carefully browse through the list of installed extensions. If the list has the extension signed with “Installed by enterprise policy” or “Installed by your administrator”, then complete the following instructions: Remove Chrome extensions installed by enterprise policy.

Open the Chrome menu once again. Further, press the option called “Settings”.

The web-browser will open the settings screen. Another method to display the Chrome’s settings – type chrome://settings in the web-browser adress bar and press Enter

Scroll down to the bottom of the page and click the “Advanced” link. Now scroll down until the “Reset” section is visible, as displayed below and click the “Reset settings to their original defaults” button.

The Google Chrome will display the confirmation dialog box as on the image below.

You need to confirm your action, click the “Reset” button. The web-browser will launch the task of cleaning. Once it’s complete, the web-browser’s settings including start page, default search engine and new tab page back to the values that have been when the Chrome was first installed on your MAC OS.

Remove “Your Mac is infected with 4 viruses” from Mozilla Firefox by resetting browser settings

If the Firefox settings like home page, default search engine and new tab have been replaced by the adware software, then resetting it to the default state can help. It will keep your personal information like browsing history, bookmarks, passwords and web form auto-fill data.

Press the Menu button (looks like three horizontal lines), and press the blue Help icon located at the bottom of the drop down menu as shown in the figure below.

A small menu will appear, press the “Troubleshooting Information”. On this page, press “Refresh Firefox” button like below.

Follow the onscreen procedure to return your Mozilla Firefox web browser settings to their original settings.

Delete “Your Mac is infected with 4 viruses” scam from Safari

If you find that Safari web-browser settings like newtab page, homepage and search provider by default having been replaced by adware software that causes “Your Mac is infected with 4 viruses” scam in your web browser, then you may revert back your settings, via the reset browser procedure.

Run Safari web browser. Next, select Preferences from the Safari menu.

First, click the “Security” tab. Here, choose “Block pop-up windows”. It will stop some types of pop ups.

Now, click the “Extensions” tab. Look for dubious add-ons on left panel, select it, then click the “Uninstall” button. Most important to delete all suspicious extensions from Safari.

Once complete, check your startpage and search provider settings. Click “General” icon. Make sure that the “Homepage” field contains the website you want or is empty.

Make sure that the “Search engine” setting shows your preferred search provider. In some versions of Safari, this setting is in the “Search” tab.

Remove “Your Mac is infected with 4 viruses” popup with freeware

The easiest method to remove “Your Mac is infected with 4 viruses” popup scam is to use an anti-malware application capable of detecting this adware related to the “Your Mac is infected with 4 viruses” scam. We recommend try MalwareBytes AntiMalware (MBAM) or another free malware remover that listed below. It has excellent detection rate when it comes to adware, hijackers and other potentially unwanted software.

Use MalwareBytes Anti-Malware to get rid of “Your Mac is infected with 4 viruses” pop up

Manual “Your Mac is infected with 4 viruses” popups removal requires some computer skills. Some files that created by the adware may be not completely removed. We recommend that use the MalwareBytes Free that are fully clean your computer of adware. Moreover, this free tool will allow you to delete hijacker, malicious software, potentially unwanted software and toolbars that your MAC OS can be infected too.

MalwareBytes Anti Malware can be downloaded from the following link.

When downloading is finished, close all programs and windows on your computer. Run the saved file. Follow the prompts.

The MalwareBytes Free will automatically start and you can see its main screen like below.

Now click the “Scan” button . MalwareBytes Anti-Malware (MBAM) program will scan through the whole machine for the adware responsible for “Your Mac is infected with 4 viruses” scam. While the MalwareBytes program is scanning, you can see count of objects it has identified as threat.

When that process is done, MalwareBytes Free will display you the results. Next, you need to click “Remove Selected Items” button. The MalwareBytes Anti Malware will remove adware software that cause popup scam and move threats to the program’s quarantine.

How to stop “Your Mac is infected with 4 viruses” pop ups

Run an ad blocking utility like AdGuard will protect you from harmful ads and content. Moreover, you can find that the AdGuard have an option to protect your privacy and stop phishing and spam web pages. Additionally, ad-blocking software will help you to avoid undesired pop-ups and unverified links that also a good way to stay safe online.

1. Download AdGuard on your MAC OS by clicking on the link below.
   
   AdGuard for Mac download
   2857 downloads
   Author: © Adguard
   Category: Security tools
   Update: January 17, 2018
   
2. When the downloading process is finished, start the downloaded file. You will see the “Setup Wizard” program window. Follow the prompts.
3. After the installation is finished, click “Skip” to close the install application and use the default settings, or click “Get Started” to see an quick tutorial which will allow you get to know AdGuard better.
4. In most cases, the default settings are enough and you don’t need to change anything. Each time, when you launch your MAC OS, AdGuard will launch automatically and stop unwanted ads, block “Your Mac is infected with 4 viruses” scam, as well as other harmful or misleading websites.

How did you get infected with adware

The adware usually come along with certain free software that you download off of the World Wide Web. So, think back, have you ever download and run any free applications. In order to avoid infection, in the Setup wizard, you should be be proactive and carefully read the ‘Terms of use’, the ‘license agreement’ and other install screens, as well as to always select the ‘Manual’ or ‘Advanced’ installation method, when installing anything downloaded from the World Wide Web.

To sum up

Once you have finished the steps outlined above, your MAC system should be free from adware that cause annoying “Your Mac is infected with 4 viruses” scam and other malware. The Google Chrome, Safari and Mozilla Firefox will no longer reroute you to various intrusive web-pages similar to “Your Mac is infected with 4 viruses”. Unfortunately, if the tutorial does not help you, then you have caught a new adware software, and then the best way – ask for help here.

A phishing scam has targeted Mac users by redirecting them from legitimate websites to fake websites which tell them that their computer is infected with a virus. The user is then offered Mac Defender 'anti-virus' software to solve the issue.
This “anti-virus” software is malware (i.e. malicious software). Its ultimate goal is to get the user's credit card information which may be used for fraudulent purposes.
The most common names for this malware are MacDefender, MacProtector and MacSecurity.

Apple released a free software update (Security Update 2011-003) that will automatically find and remove Mac Defender malware and its known variants.
The Resolution section below also provides step-by-step instructions on how to avoid or manually remove this malware.

Resolution

How to avoid installing this malware

If any notifications about viruses or security software appear, quit Safari or any other browser that you are using. If a normal attempt at quitting the browser doesn’t work, then Force Quit the browser.

In some cases, your browser may automatically download and launch the installer for this malicious software. If this happens, cancel the installation process; do not enter your administrator password. Delete the installer immediately using the steps below.

1. Go into the Downloads folder, or your preferred download location.
2. Drag the installer to the Trash.
3. Empty the Trash.

How to remove this malware

How To Check My Mac For Viruses And Malware

If the malware has been installed, we recommend the following actions:

How Do I Check My Mac For Viruses And Malware

• Do not provide your credit card information under any circumstances.
• Use the Removal Steps below.

Removal steps

1. Move or close the Scan Window.
2. Go to the Utilities folder in the Applications folder and launch Activity Monitor.
3. Choose All Processes from the pop up menu in the upper right corner of the window.
4. Under the Process Name column, look for the name of the app and click to select it; common app names include: MacDefender, MacSecurity or MacProtector.
5. Click the Quit Process button in the upper left corner of the window and select Quit.
6. Quit Activity Monitor application.
7. Open the Applications folder.
8. Locate the app ex. MacDefender, MacSecurity, MacProtector or other name.
9. Drag to Trash, and empty Trash.

Malware also installs a login item in your account in System Preferences. Removal of the login item is not necessary, but you can remove it by following the steps below.

Check My Apple Phone For Viruses

• Open System Preferences, select Accounts, then Login Items
• Select the name of the app you removed in the steps above ex. MacDefender, MacSecurity, MacProtector
• Click the minus button

Use the steps in the “How to avoid installing this malware” section above to remove the installer from the download location.

How To Check My Mac Air For Viruses

Note: Apple provides security updates for the Mac exclusively through Software Update and the Apple Support Downloads site. User should exercise caution any time they are asked to enter sensitive personal information online.