The “Your Mac is infected with 3 viruses” is a misleading advertising that displays fake alerts in order to force you into install an questionable software.If the Firefox, Chrome and Safari automatically opens to this web site then it is possible that your Mac has been affected by an obnoxious ‘ad-supported’ software (also known as adware). The ad supported software is an undesired software which is going to open you a lot of pop up advertisements and deals. Of course, it is not a malware or virus in the “general meaning” of this word. It’ll not delete or damage your files, but it can modify some MAC’s settings or download and install other malicious applications. So, you’d better to delete this adware using the guide below and thereby remove “Your Mac is infected with 3 viruses” pop up scam.
The full text of the misleading advertising is:
Your system is infected with 3 viruses! Your Mac is infected with 3 viruses. Our security check found traces of 2 malware and 1 phishing/spyware. System damage: 28.1% - Immediate removal required! The immediate removal of the viruses is required to prevent further system damage, loss of Apps, Photos or other files. Traces of 1 phishing /spyware were found on your Mac with OS X 10.11 El Capitan. Personal and banking information are at risk. To avoid more damage click on ‘Scan Now’ immediately. Our deep scan will provide help immediately!
It is not a good idea to have an unwanted program such as the ad-supported software that causes web browsers to open misleading “Your Mac is infected with 3 viruses” pop-up warnings. The reason for this is simple, it doing things you do not know about. Even worse, the adware has the ability to collect a wide variety of user data about you that can be later used for marketing purposes. You do not know if your home address, account names and passwords are safe. And of course you completely do not know what will happen when you click on any “Your Mac is infected with 3 viruses” popup ads.
We strongly suggest that you perform the tutorial below which will help you to get rid of “Your Mac is infected with 3 viruses” fake alerts using the standard features of Mac OS and some proven freeware.
Remove “Your Mac is infected with 3 viruses” fake alerts (removal steps)
As with deleting adware, malicious software or PUPs, there are few steps you may do. We suggest trying them all. If you do only one part of the tutorial, then it should be use malicious software removal tool, because it should delete adware and block any further infection. But to completely remove “Your Mac is infected with 3 viruses” fake alerts you’ll have to at least reset your internet browser settings like default search provider, home page and new tab to default state, remove all unwanted and suspicious software, and get rid of adware by malware removal tools. Some of the steps below will require you to shut down this site. So, please read the step-by-step instructions carefully, after that bookmark or print it for later reference.
To remove “Your Mac is infected with 3 viruses”, complete the following steps:
- Remove “Your Mac is infected with 3 viruses” popup without any tools
- How to remove “Your Mac is infected with 3 viruses” pop-up scam with free software
- How to stop “Your Mac is infected with 3 viruses” popup
- How was “Your Mac is infected with 3 viruses” popup scam installed on MAC OS
- Finish words
Remove “Your Mac is infected with 3 viruses” popup without any tools
The steps will help you remove “Your Mac is infected with 3 viruses” pop up scam. These “Your Mac is infected with 3 viruses” removal steps work for the Mozilla Firefox, Google Chrome and Safari, as well as every version of Microsoft Windows operating system.
Delete PUPs through the Finder
We recommend that you start the Apple Mac cleaning process by checking the list of installed applications and uninstall all unknown or dubious applications. This is a very important step, as mentioned above, very often the malicious applications such as adware and browser hijackers may be bundled with free programs. Uninstall the unwanted applications can delete the annoying advertisements or web-browser redirect.
Open Finder and click “Applications”.
Very carefully look around the entire list of apps installed on your computer. Most likely, one of them is the adware which causes misleading “Your Mac is infected with 3 viruses” popup scam on your web browser. If you have many software installed, you can help simplify the search of harmful apps by sort the list by date of installation.
Once you’ve found a suspicious, unwanted or unused program, right click to it and select “Move to Trash”. Another method is drag the program from the Applications folder to the Trash.
Don’t forget, choose Finder -> “Empty Trash”.
Remove “Your Mac is infected with 3 viruses” pop up warnings from Google Chrome
Use the Reset internet browser tool of the Google Chrome to reset all its settings such as default search provider, start page and new tab page to original defaults. This is a very useful utility to use, in the case of internet browser redirects to intrusive ad web-sites like “Your Mac is infected with 3 viruses”.
First open the Google Chrome. Next, click the button in the form of three horizontal dots ().
It will open the Chrome menu. Choose More Tools, then press Extensions. Carefully browse through the list of installed addons. If the list has the extension signed with “Installed by enterprise policy” or “Installed by your administrator”, then complete the following tutorial: Remove Chrome extensions installed by enterprise policy.
Open the Google Chrome menu once again. Further, press the option called “Settings”.
The web browser will show the settings screen. Another solution to show the Google Chrome’s settings – type chrome://settings in the 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 on the image below and press the “Reset settings to their original defaults” button.
The Chrome will display the confirmation prompt as on the image below.
You need to confirm your action, press the “Reset” button. The browser will start the task of cleaning. Once it is done, the web-browser’s settings including homepage, default search provider and new tab page back to the values that have been when the Chrome was first installed on your MAC system.
Remove “Your Mac is infected with 3 viruses” from Mozilla Firefox by resetting web-browser settings
If your Mozilla Firefox browser is rerouted to “Your Mac is infected with 3 viruses” without your permission or an unknown search provider displays results for your search, then it may be time to perform the web browser reset.
Run the Mozilla Firefox and press the menu button (it looks like three stacked lines) at the top right of the browser screen. Next, click the question-mark icon at the bottom of the drop-down menu. It will show the slide-out menu.
Select the “Troubleshooting information”. If you are unable to access the Help menu, then type “about:support” in your address bar and press Enter. It bring up the “Troubleshooting Information” page like below.
Click the “Refresh Firefox” button at the top right of the Troubleshooting Information page. Select “Refresh Firefox” in the confirmation dialog box. The Firefox will begin a task to fix your problems that caused by the adware that developed to show misleading “Your Mac is infected with 3 viruses” fake alerts within your internet browser. When, it is finished, click the “Finish” button.
Remove “Your Mac is infected with 3 viruses” pop up from Safari
By resetting Safari internet browser you restore your web browser settings to its default state. This is basic when troubleshooting problems that might have been caused by adware that causes multiple misleading “Your Mac is infected with 3 viruses” alerts and pop-ups.
Click Safari menu and select “Preferences”.
It will open the Safari Preferences window. Next, click the “Extensions” tab. Look for unknown and suspicious extensions on left panel, choose it, then click the “Uninstall” button. Most important to remove all unknown plugins from Safari.
Once complete, click “General” tab. Change the “Default Search Engine” to Google.
Find the “Homepage” and type into textfield “https://www.google.com”.
How to remove “Your Mac is infected with 3 viruses” pop-up scam with free software
The easiest solution to remove “Your Mac is infected with 3 viruses” fake alerts is to use an anti malware program capable of detecting this adware that causes web-browsers to open misleading “Your Mac is infected with 3 viruses” popup. We advise try MalwareBytes or another free malicious software remover that listed below. It has excellent detection rate when it comes to adware, hijackers and other potentially unwanted programs.
Use MalwareBytes Free to delete “Your Mac is infected with 3 viruses” pop up scam
Remove “Your Mac is infected with 3 viruses” pop-up warnings manually is difficult and often the adware is not completely removed. Therefore, we recommend you to use the MalwareBytes Anti-Malware which are completely clean your MAC. Moreover, the free program will allow you to get rid of malware, PUPs, toolbars and hijackers that your MAC OS can be infected too.
- Visit the following page to download MalwareBytes Free.
Malwarebytes Anti-malware (Mac)
Category: Security tools
Update: September 10, 2020
- After the download is finished, please close all programs and open windows on your MAC. Run the downloaded file. Follow the prompts.
- The MalwareBytes Free will start and open the main window.
- Further, press the “Scan” button . MalwareBytes tool will start scanning the whole MAC to find out adware that developed to display misleading “Your Mac is infected with 3 viruses” popup within your browser. Depending on your MAC, the scan can take anywhere from a few minutes to close to an hour. While the MalwareBytes Anti-Malware (MBAM) program is checking, you can see how many objects it has identified as threat.
- Once that process is done, MalwareBytes Anti-Malware will show a screen that contains a list of malicious software that has been found.
- Next, you need to click the “Remove Selected Items” button.
- Close the Anti Malware and continue with the next step.
How to stop “Your Mac is infected with 3 viruses” popup
Running an ad-blocker program like AdGuard is an effective way to alleviate the risks. Additionally, ad blocker apps will also protect you from malicious ads and sites, and, of course, block redirection chain to “Your Mac is infected with 3 viruses” and similar webpages.
- Download AdGuard from the link below.
AdGuard for Mac download
Author: © Adguard
Category: Security tools
Update: January 17, 2018
- Once downloading is finished, start the downloaded file. You will see the “Setup Wizard” program window. Follow the prompts.
- When the installation is complete, click “Skip” to close the installation application and use the default settings, or click “Get Started” to see an quick tutorial which will help you get to know AdGuard better.
- In most cases, the default settings are enough and you don’t need to change anything. Each time, when you launch your computer, AdGuard will launch automatically and stop pop up ads, websites like “Your Mac is infected with 3 viruses”, as well as other harmful or misleading webpages.
How was “Your Mac is infected with 3 viruses” popup scam installed on MAC OS
Now your Apple Mac should be clean of the adware that causes multiple misleading “Your Mac is infected with 3 viruses” alerts and pop ups. We suggest that you keep AdGuard (to help you stop unwanted pop up ads and annoying malicious web-sites) and MalwareBytes (to periodically scan your Apple Mac for new adwares and other malware).
If you are still having problems while trying to remove “Your Mac is infected with 3 viruses” pop-up from the Firefox, Safari and Chrome, then ask for help in our Spyware/Malware removal forum.