Are you seeing misleading “Norton Security: Your PC is infected with 5 viruses!” pop-ups in the Firefox, Edge, Google Chrome or Internet Explorer every time you use your web-browser to surf the Internet? It means that the adware (sometimes called ‘ad-supported’ software) is installed on your PC.
The “Norton Security: Your PC is infected with 5 viruses!” pop-up alert is a misleading advertising that created in order to force you into downloading and installing an unwanted software (adware, malware and trojans). The full text of the misleading ads is:
Norton Security Your PC is infected with 5 viruses. ACTION REQUIRED! Your antivirus software requires an update. To remove all detected viruses, you must update the antivirus software. Click “Proceed” then on the next page click “Download” to download and install the latest version of antivirus software. Threat Detected! Win32/Hoax.Renos.HX Adware.Win32.Look2me.ab Trojan IRC/Backdor.Sd.FRV Trojan.Qoologic – Key Logger Trojan.Fakealert.356
What is adware? The adware (ad-supported software) is a form of malicious software which displays unwanted ads to the user of a machine. The advertisements produced by adware are sometimes in the form of a advertising banner, pop-up or sometimes in an unclosable window.
It is not a good idea to have the ad-supported software which displays the “Norton Security: Your PC is infected with 5 viruses!” fake alerts on your PC. The reason for this is simple, it doing things you don’t know about. And of course you completely do not know what will happen when you click on any “Norton Security: Your PC is infected with 5 viruses!” pop-ups.
As well as unwanted internet browser redirections to the “Norton Security: Your PC is infected with 5 viruses!” scam, the adware can collect your Internet browsing activity by saving URLs visited, IP addresses, web browser version and type, cookie information, Internet Service Provider (ISP) and web-pages visited. Such kind of behavior can lead to serious security problems or confidential info theft. This is another reason why the ad-supported software which causes the “Norton Security: Your PC is infected with 5 viruses!” fake alerts on your web browser should be removed without a wait.
We suggest to delete the adware that shows misleading “Norton Security: Your PC is infected with 5 viruses!” pop up scam on your computer, as soon as you found this problem, as it can reroute your browser to web-resources which may load other malicious software on your computer.
Remove “Norton Security: Your PC is infected with 5 viruses!” popup scam (removal steps)
Without a doubt, the adware is harmful to your personal computer. So you need to quickly and completely remove this adware that causes multiple misleading “Norton Security: Your PC is infected with 5 viruses!” alerts and pop ups. To remove this adware, you can use the manual removal guide which are given below or free malicious software removal utility such as Zemana Anti-Malware (ZAM), MalwareBytes Anti Malware (MBAM) or Hitman Pro (all are free). We suggest you use automatic removal method that will help you to delete “Norton Security: Your PC is infected with 5 viruses!” pop-up scam easily and safely. Manual removal is best used only if you’re well versed in PC system or in the case where ad supported software is not removed automatically. Certain of the steps will require you to reboot your computer or shut down this website. So, read this instructions carefully, then bookmark or print it for later reference.
To remove “Norton Security: Your PC is infected with 5 viruses!” pop-ups, execute the following steps:
- How to manually get rid of “Norton Security: Your PC is infected with 5 viruses!” pop-ups
- Uninstall suspicious software through the Control Panel of your system
- Remove “Norton Security: Your PC is infected with 5 viruses!” fake alerts from Internet Explorer
- Remove “Norton Security: Your PC is infected with 5 viruses!” pop-up warnings from Google Chrome
- Get rid of “Norton Security: Your PC is infected with 5 viruses!” from Mozilla Firefox by resetting web browser settings
- Remove “Norton Security: Your PC is infected with 5 viruses!” fake alerts with free applications
- How to stop “Norton Security: Your PC is infected with 5 viruses!” pop up scam
- How was adware installed on computer
- Finish words
How to manually get rid of “Norton Security: Your PC is infected with 5 viruses!” pop-ups
The following instructions is a step-by-step guide, which will help you manually remove “Norton Security: Your PC is infected with 5 viruses!” pop-up warnings from the Chrome, Edge, Internet Explorer and Firefox. If you do not want to remove ad-supported software in the manually due to the fact that you are an unskilled computer user, then you can use free removal tools listed below.
Uninstall suspicious software through the Control Panel of your system
First, you should try to identify and remove the application that causes the appearance of unwanted ads or internet browser redirect, using the ‘Uninstall a program’ which is located in the ‘Control panel’.
- If you are using Windows 8, 8.1 or 10 then press Windows button, next click Search. Type “Control panel”and press Enter.
- If you are using Windows XP, Vista, 7, then press “Start” button and click “Control Panel”.
- It will show the Windows Control Panel.
- Further, click “Uninstall a program” under Programs category.
- It will open a list of all software installed on the system.
- Scroll through the all list, and remove dubious and unknown applications. To quickly find the latest installed applications, we recommend sort applications by date.
See more details in the video instructions below.
Remove “Norton Security: Your PC is infected with 5 viruses!” fake alerts from Internet Explorer
By resetting IE web browser you restore your browser settings to its default state. This is good initial when troubleshooting problems that might have been caused by ad supported software which causes misleading “Norton Security: Your PC is infected with 5 viruses!” popup scam on your web-browser.
First, open the Internet Explorer, then click ‘gear’ icon 
. It will open the Tools drop-down menu on the right part of the internet browser, then click the “Internet Options” as displayed in the following example.
In the “Internet Options” screen, select the “Advanced” tab, then click the “Reset” button. The Internet Explorer will open the “Reset Internet Explorer settings” dialog box. Further, press the “Delete personal settings” check box to select it. Next, click the “Reset” button as displayed below.
Once the task is finished, click “Close” button. Close the Internet Explorer and restart your personal computer for the changes to take effect. This step will help you to restore your internet browser’s home page, newtab and search provider to default state.
Remove “Norton Security: Your PC is infected with 5 viruses!” pop-up warnings from Google Chrome
Reset Google Chrome will assist you to remove “Norton Security: Your PC is infected with 5 viruses!” fake alerts from your web-browser as well as to restore web-browser settings hijacked by adware. All unwanted, harmful and adware addons will also be deleted from the web browser. However, your saved passwords and bookmarks will not be changed, deleted or cleared.
Open the Chrome menu by clicking on the button in the form of three horizontal dotes (
). It will display the drop-down menu. Choose More Tools, then click Extensions.
Carefully browse through the list of installed extensions. If the list has the addon labeled with “Installed by enterprise policy” or “Installed by your administrator”, then complete the following steps: Remove Chrome extensions installed by enterprise policy otherwise, just go to the step below.
Open the Chrome main menu again, press to “Settings” option.
Scroll down to the bottom of the page and click on the “Advanced” link. Now scroll down until the Reset settings section is visible, as displayed in the following example and click the “Reset settings to their original defaults” button.
Confirm your action, click the “Reset” button.
Get rid of “Norton Security: Your PC is infected with 5 viruses!” from Mozilla Firefox by resetting web browser settings
Resetting Mozilla Firefox internet browser will reset all the settings to their default state and will remove “Norton Security: Your PC is infected with 5 viruses!” pop up scam, malicious add-ons and extensions. Essential information such as bookmarks, browsing history, passwords, cookies, auto-fill data and personal dictionaries will not be removed.
First, launch the Firefox. Next, click the button in the form of three horizontal stripes (
). It will open the drop-down menu. Next, click the Help button (
).
In the Help menu press the “Troubleshooting Information”. In the upper-right corner of the “Troubleshooting Information” page click on “Refresh Firefox” button as displayed in the figure below.
Confirm your action, click the “Refresh Firefox”.
Remove “Norton Security: Your PC is infected with 5 viruses!” fake alerts with free applications
If you’re unsure how to remove “Norton Security: Your PC is infected with 5 viruses!” popup scam easily, consider using automatic adware removal software which listed below. It will identify the adware which created to display misleading “Norton Security: Your PC is infected with 5 viruses!” pop-up warnings within your browser and get rid of it from your personal computer for free.
How to automatically delete “Norton Security: Your PC is infected with 5 viruses!” fake alerts with Zemana Free
We recommend using the Zemana Free which are completely clean your computer of the adware. The tool is an advanced malware removal program designed by (c) Zemana lab. It is able to help you remove PUPs, hijacker infections, malware, toolbars, ransomware and adware that developed to show misleading “Norton Security: Your PC is infected with 5 viruses!” fake alerts within your web browser.
Zemana Free can be downloaded from the following link. Save it to your Desktop.
164112 downloads
Author: Zemana Ltd
Category: Security tools
Update: July 16, 2019
After downloading is finished, close all windows on your machine. Further, run the set up file named Zemana.AntiMalware.Setup. If the “User Account Control” prompt pops up as on the image below, press the “Yes” button.
It will display the “Setup wizard” which will help you install Zemana Free on the personal computer. Follow the prompts and do not make any changes to default settings.
Once installation is done successfully, Zemana will automatically run and you may see its main window as displayed in the following example.
Next, click the “Scan” button to perform a system scan with this tool for the adware which causes misleading “Norton Security: Your PC is infected with 5 viruses!” popup scam on your web-browser. A system scan may take anywhere from 5 to 30 minutes, depending on your computer. During the scan Zemana will find out threats exist on your system.
After finished, Zemana AntiMalware (ZAM) will display you the results. Once you’ve selected what you want to delete from your PC click “Next” button.
The Zemana Free will remove adware that shows misleading “Norton Security: Your PC is infected with 5 viruses!” pop up warnings on your computer and move threats to the program’s quarantine. When that process is done, you can be prompted to restart your computer.
Use HitmanPro to delete “Norton Security: Your PC is infected with 5 viruses!” pop-up
The HitmanPro utility is free (30 day trial) and easy to use. It can scan and get rid of malicious software, PUPs and adware in Microsoft Internet Explorer, Google Chrome, Microsoft Edge and Firefox browsers and thereby delete all intrusive “Norton Security: Your PC is infected with 5 viruses!” advertisements. HitmanPro is powerful enough to find and remove malicious registry entries and files that are hidden on the personal computer.
- Visit the page linked below to download the latest version of HitmanPro for Microsoft Windows. Save it to your Desktop so that you can access the file easily.
- When downloading is finished, double click the HitmanPro icon. Once this tool is started, click “Next” button to scan for adware that causes browsers to display misleading “Norton Security: Your PC is infected with 5 viruses!” pop-up. While the Hitman Pro is checking, you can see number of objects it has identified either as being malicious software.
- Once Hitman Pro has completed scanning, you will be opened the list of all detected items on your personal computer. Review the report and then press “Next” button. Now press the “Activate free license” button to begin the free 30 days trial to remove all malicious software found.
Use MalwareBytes to get rid of “Norton Security: Your PC is infected with 5 viruses!” fake alerts
If you’re still having problems with the “Norton Security: Your PC is infected with 5 viruses!” pop up warnings — or just wish to scan your system occasionally for adware and other malicious software — download MalwareBytes AntiMalware (MBAM). It’s free for home use, and identifies and removes various unwanted apps that attacks your PC system or degrades PC system performance. MalwareBytes AntiMalware can remove ad supported software, PUPs as well as malicious software, including ransomware and trojans.
- Please go to the link below to download MalwareBytes Anti-Malware (MBAM). Save it to your Desktop.
Malwarebytes Anti-malware
326461 downloads
Author: Malwarebytes
Category: Security tools
Update: April 15, 2020
- When downloading is finished, close all programs and windows on your personal computer. Open a file location. Double-click on the icon that’s named mb3-setup.
- Further, press Next button and follow the prompts.
- Once installation is complete, click the “Scan Now” button . MalwareBytes tool will begin scanning the whole PC to find out ad-supported software that causes web-browsers to show misleading “Norton Security: Your PC is infected with 5 viruses!” popup warnings. While the MalwareBytes Free program is checking, you may see count of objects it has identified as threat.
- After that process is finished, a list of all threats found is prepared. Once you’ve selected what you wish to remove from your system click “Quarantine Selected”. When the process is done, you can be prompted to restart your personal computer.
The following video offers a few simple steps on how to delete hijackers, adware and other malware with MalwareBytes Anti Malware.
How to stop “Norton Security: Your PC is infected with 5 viruses!” pop up scam
It is also critical to protect your browsers from malicious sites and advertisements by using an ad-blocking application such as AdGuard. Security experts says that it’ll greatly reduce the risk of malware, and potentially save lots of money. Additionally, the AdGuard can also protect your privacy by blocking almost all trackers.
Installing the AdGuard is simple. First you will need to download AdGuard on your computer by clicking on the following link.
26657 downloads
Version: 6.4
Author: © Adguard
Category: Security tools
Update: November 15, 2018
Once the download is finished, launch the downloaded file. You will see the “Setup Wizard” screen as shown on the image below.
Follow the prompts. After the setup is finished, you will see a window as displayed on the image below.
You can press “Skip” to close the install application and use the default settings, or click “Get Started” button to see an quick tutorial that will assist 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 start automatically and block unwanted ads, stop “Norton Security: Your PC is infected with 5 viruses!” pop-up scam, as well as other harmful or misleading pages. For an overview of all the features of the application, or to change its settings you can simply double-click on the AdGuard icon, that can be found on your desktop.
How was adware installed on computer
These days some free software creators bundle unwanted programs which could be PUPs such as this ad-supported software, with a view to making some money. These are not free software as install an unwanted software on to your Microsoft Windows personal computer. So whenever you install a new free program that downloaded from the Internet, be very careful during setup. Carefully read the EULA (a text with I ACCEPT/I DECLINE button), choose custom or manual installation mode, reject all third-party programs.
Finish words
Once you have finished the guidance above, your computer should be clean from this ad supported software and other malicious software. The Google Chrome, Mozilla Firefox, Edge and Internet Explorer will no longer display intrusive “Norton Security: Your PC is infected with 5 viruses!” website when you surf the Net. Unfortunately, if the tutorial does not help you, then you have caught a new ad supported software, and then the best way – ask for help.
Please create a new question by using the “Ask Question” button in the Questions and Answers. Try to give us some details about your problems, so we can try to help you more accurately. Wait for one of our trained “Security Team” or Site Administrator to provide you with knowledgeable assistance tailored to your problem with the annoying “Norton Security: Your PC is infected with 5 viruses!” fake alerts.
I had the same problem, the fake alert, “Norton Security: Your PC is infected with 5 viruses”. But this was on a Windows 7 computer.
I proceeded as you have suggested and used the free version of Malwarebytes to clean the PC of nasty software. It removed a list of bad files but the Norton Security scareware was not removed. Then, I remembered that I have a tool called Malware Killer, part of a software package by Phoenix360. I quickly installed and ran it, and it removed the culprit. Thank you very much for the good tips and detailed instructions.
Manfred