Remove +1 844 710 0803 Windows Network Defender Pop-Up - How to, Technology and PC Security Forum |

Remove +1 844 710 0803 Windows Network Defender Pop-Up

NameWindows Network Defender Pop-Up
TypeFake Tech Support, PUP
Short DescriptionThe pop-up will inform about a browser lock to prevent further infection. The information should not be trusted
SymptomsPop-ups are presented to the user, promoting a fake tech support number.
Distribution MethodUnsafe browsing, bundled downloads.
Detection toolDownload Malware Removal Tool, to See If Your System Has Been Affected By Windows Network Defender Pop-Up

Many users’ complains have been registered about a fake tech support pop-up regarding an issue supposedly detected by Windows Network Defender. The pop-up window says something like ‘A browser lock is in place to prevent further infection of your network and the networks of others. Call +1 844 0803 (TOLL FREE) for immediate assistance.’ However, calling the provided number will not fix any issues since it belongs to cyber crooks. Users who have called the number report that a foreigner is on the other side of the line. p4_0000

How Does the Windows Network Defender Scam Work?

r’s actions prior to the appearance of the pop-up. Then, he may demand permission to login to the user’s computer to fix the issues. Keep in mind that giving access to unknown ‘technicians’ is quite risky. Such technicians have nothing to do with Microsoft’s official support and should be reported to the law. If remote access is obtained, malware can be installed on the PC or private information can be harvested, banking credentials included. Cyber criminals behind the scheme may also try to sell their rogue products. Thus, any interaction with the fake pop-up pretending to be Windows Network Defender is considered highly dangerous.

How Did the Fake Pop-Up Appear on the PC?

The Windows Network Defender pop-up has most likely been triggered by an ad-supported browser extension (adware). Adware is not malicious but it is known to cause a bunch of issues on the system. The present scam is a good example of how adware can be treacherous or even fatal. We already stressed on the fact that calling +1 844 710 0803 or similar numbers is not considered safe at all. Here is a list of what may happen to you if you are tricked into calling:

  • Malware can be installed on your PC, such as Trojans and spyware. There are different types of Trojans depending on the information crooks are targeting. Read more about the different types of Trojans and the online money theft scams that peeked in 2015.
  • Keep in mind that if a Trojan is installed on the PC, it may create a backdoor, letting cyber criminals access it any time they wish.
  • Adware can be dropped onto your system. Adware generates numerous advertisements (pop-ups, banners, in-text ads) and can turn random words into hyperlinks on the pages you visit. It also uses tracking technologies (cookies, beacons, website identifiers) and collects sensitive information).
  • Browser hijackers can be installed as well. Browser hijacking means that your browser’s settings will be changed without your permission. Additionally, your homepage, search page, new tab page, and error page will be changed to dubious pages.

What Should I Do to Get Rid of the Windows Network Defender Scam?

First of all, you may want to consider reporting the scammers. You are not the only person that has been affected by their deeds, and unfortunately, you will not be the last one. However, there are some things that you can do to prevent becoming a victim of online scammers:

  • Sustain a strong anti-malware and anti-adware program. Remember to update it frequently so that it continues to shield your PC no matter what.
  • Improve your surfing habits. You can install an ad-blocking application to prevent random pop-ups from showing and interrupting your browsing.
  • Avoid unsafe pages and unsafe browsing. Unsafe pages include any pages that parents block on their children’s computers.
  • Enable your Windows Firewall to enhance the protection of your system. In combination with a strong anti-malware solution, your PC’s health should be in perfect shape.

Now, to rid the system of the intruders, you can refer to the removal instructions below. Additionally, remember to run a full system scan so that all potentially unwanted software in detected and removed.

1. Remove/Uninstall Windows Network Defender Pop-Up in Windows
Here is a method in few easy steps to remove that program. No matter if you are using Windows 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program get left behind, and that can lead to unstable work of your PC, mistakes with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it. To do that:

  • Hold the Windows Logo Button and “R” on your keyboard. A Pop-up window will appear (fig.1).
  • uninstall-virus-fig1

  • In the field type in “appwiz.cpl” and press ENTER (fig.2).
  • uninstall-virus-fig2

  • This will open a window with all the programs installed on the PC.
    Select the program that you want to remove, and press “Uninstall” (fig.3).
  • uninstall-virus-fig3

    Follow the instructions above and you will successfully uninstall Windows Network Defender Pop-Up.

    2. Remove Windows Network Defender Pop-Up from your browser

    Remove a toolbar from Mozilla FirefoxRemove a toolbar from Google Chrome Remove a toolbar from Internet Explorer Remove a toolbar from Safari
    Start Mozilla Firefox Open the menu window


    Select the “Add-ons” icon from the menu


    Select Windows Network Defender Pop-Up and click “Remove


    After Windows Network Defender Pop-Up is removed, restart Mozilla Firefox by closing it from the red “X” in the top right corner and start it again.

    Start Google Chrome and Open the drop menu


  • Move the cursor over “Tools” and then from the extended menu choose “Extensions
  • uninstall-fig8

  • From the opened “Extensions” menu locate Windows Network Defender Pop-Up and click on the garbage bin icon on the right of it.
  • uninstall-fig9

  • After Windows Network Defender Pop-Up is removed, restart Google Chrome by closing it from the red “X” in the top right corner and start it again.
  • Start Internet Explorer:

  • Click “‘Tools’ to open the drop menu and select ‘Manage Add-ons’
  • uninstall-fig10

  • In the ‘Manage Add-ons’ window, make sure that in the first window ‘Add-on Types’, the drop menu ‘Show’ is on ‘All add-ons’
  • uninstall-fig11

    Select Windows Network Defender Pop-Up to remove, and then click ‘Disable’. A pop-up window will appear to inform you that you are about to disable the selected toolbar, and some additional toolbars might be disabled as well. Leave all the boxes checked, and click ‘Disable’.


    After Windows Network Defender Pop-Up has been removed, restart Internet Explorer by closing it from the red ‘X’ in the top right corner and start it again.

    Start Safari

    Open the drop menu by clicking on the sprocket icon in the top right corner.

    From the drop menu select ‘Preferences’
    In the new window select ‘Extensions’
    Click once on Windows Network Defender Pop-Up
    Click ‘Uninstall’


    A pop-up window will appear asking for confirmation to uninstall Windows Network Defender Pop-Up. Select ‘Uninstall’ again, and the Windows Network Defender Pop-Up will be removed.

    In order to remove any associated objects that are left after uninstall and detect any other threats, you should:

    3. Start Your PC in Safe Mode to Remove Windows Network Defender Pop-Up.

    For Windows XP, Vista, 7 systems:

    1. Remove all CDs and DVDs, and then Restart your PC from the “Start” menu.
    2. Select one of the two options provided below:

    For PCs with a single operating system: Press “F8” repeatedly after the first boot screen shows up during the restart of your computer. In case the Windows logo appears on the screen, you have to repeat the same task again.

    For PCs with multiple operating systems: Тhe arrow keys will help you select the operating system you prefer to start in Safe Mode. Press “F8” just as described for a single operating system.

    3. As the “Advanced Boot Options” screen appears, select the Safe Mode option you want using the arrow keys. As you make your selection, press “Enter“.
    4. Log on to your computer using your administrator account

    While your computer is in Safe Mode, the words “Safe Mode” will appear in all four corners of your screen.

    For Windows 8, 8.1 and 10 systems:
    Step 1: Open the Start Menu
    Windows-10-0 (1)
    Step 2: Whilst holding down Shift button, click on Power and then click on Restart.
    Step 3: After reboot, the aftermentioned menu will appear. From there you should choose Troubleshoot.
    Step 4: You will see the Troubleshoot menu. From this menu you can choose Advanced Options.
    Windows-10-2 (1)
    Step 5: After the Advanced Options menu appears, click on Startup Settings.
    Windows-10-3 (1)
    Step 6: Click on Restart.
    Windows-10-5 (1)
    Step 7: A menu will appear upon reboot. You should choose Safe Mode by pressing its corresponding number and the machine will restart.

    4. Remove Windows Network Defender Pop-Up automatically by downloading an advanced anti-malware program.

    To clean your computer you should download an updated anti-malware program on a safe PC and then install it on the affected computer in offline mode. After that you should boot into safe mode and scan your computer to remove all Windows Network Defender Pop-Up associated objects.

    NOTE! Substantial notification about the Windows Network Defender Pop-Up threat: Manual removal of Windows Network Defender Pop-Up requires interference with system files and registries. Thus, it can cause damage to your PC. Even if your computer skills are not at a professional level, don’t worry. You can do the removal yourself just in 5 minutes, using a malware removal tool.

    Milena Dimitrova

    An inspired writer, focused on user privacy and malicious software. Enjoys ‘Mr. Robot’ and fears ‘1984’.

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