Windows Defence Master Removal Guide

Recently, Windows Defence Master has attacked on many computers. Most computer users feel helpless because it prevents them from accessing the Internet and running applications including security programs in the computer, thus, they do not know how to eliminate it. Don’t be panic and you can read this article.

Windows Defence Master Fake Antivirus Introduction:

Windows Defence Master is recognized as rogue software. It frightens computer users through displaying false scan results telling them that the computer is infected with various kinds of malicious viruses. Users have to buy its full version if they want their computer back. The purpose of the rogue is not only to swindle money but also to steal your important privacy information, such as identity card and credit card. No one will intend to install this bad software to his/her computer. It has the ability to slip into the computer without permission if the computer users accidentally access some unsafe online resources. Visiting corrupted websites will give it a chance to install on the computer via exploiting system vulnerabilities. Attachments embedded in spam emails or links released by network criminal may contain this infection. Target users will be tempted to click some pop-up advertisements, which can result in its installation in the computer. Downloading free software or shareware from uncertified sources also needs to be avoided.

Once installed, Windows Defence Master will create corrupted files and put its registry keys in the computer automatically, simultaneously modifying startup settings, and then, you will see it occupying your computer immediately. The original antivirus program, various applications and system tools like Windows Task Manager in your computer are of no use for it stops them from running. When you try to run one of them, it will pop up a window saying the item is suspected to have been infected by viruses. At the same time, the rogue software blocks your Internet. A dummy popup security warning that shows your browser is corrupted when you want to visit sites. It will start an illusory system scan and then show a false detection result to frighten you. In order to be more realistic, its design looks similar to other famous legitimate antivirus. In this way, the rogue can not only make you pay for it but also escape the demolition by the original legitimate antivirus in your computer. Some of the victims have no choice but to pay as the scam required. However, you may encounter credit card fraud or theft. Therefore, removing the infection is strongly recommended.

The following instruction requires certain levels of computer skills. If you are not sure what to do and are afraid of making any critical mistake during the process, please live chat with YooCare Expert now to get help instantly.

Symptoms of the Rogue Software:

When Windows Defence Master gets on your computer, it will display all kinds of troubles to cause you a hard time to run on the computer. Not only certain programs on the computer (especially legit antivirus security tools) are disabled by this rogue, but some operations will be stopped like Windows Task Manager and Safe Mode. Basically, victims of this computer rogue scam virus will see and experience: 1) constant popups of the fake AV screen; 2) lots of security alerts reporting viruses in almost all files and programs; 3) constant blocks by the pop-up virus screen; 4) a rather slow computer etc. To fix these problems and save computer from being ruined by the rogue, uninstall Windows Defence Master ASAP.

Manual Removal Guides:

1. Restart the infected computer into safe mode with networking (* Usually the Windows Defence Master malware will be temporarily disabled in Safe Mode which will provide users a chance to get this problem fixed. If you are still getting the virus popup in safe mode with networking, please try safe mode with command prompt next.)

Guides in Windows 8

(1). Sign out to get log-in screen

Sign- Out

(2). Keep holding down Shift key then click on the Shut Down icon to select Restart

Click- Restart

(3). If successfully, it will bring you to ‘Choose An Option’ screen. Choose ‘troubleshoot’


(4). Click on ‘Advance Options’


(5). Click on ‘Startup Settings’


(6). Click on ‘Restart’


(7). If system goes through a reboot, please wait till you get the following screen. Choose ‘Enable safe mode with networking’ (or any other option you want to start up the system with)


Then you can get into safe mode with networking in Windows 8 and see a desktop like this


2. Stop virus processes in Windows Task Manager

(1). Press Ctrl+Alt+Del keys together to get Windows Task Manager


(2). Click More details


(3). Then scroll down to end processes of Windows Defence Master virus

3. Show Hidden Files

(1). Press Win+R to get Run option


(2). Type in Control Panel and hit enter to get Control Panel


(3). Click on Appearance and Personalization link


(3). Click on Folder Options link

(4). Click on View tab in Folder Options window

(5). Tick Show hidden files, folders, and drives under Hidden files and folders tab


(6). Click Apply to take effect, then click OK at the bottom of the Folder Options window

4. Delete Virus Files

(1). Using Registry Editor to delete or adjust all the related registry entries of Windows Defence Master scam virus

*Guides to open Registry Editor:

Press Win+R key together to get the Run box, type in ‘regedit’ then click OK, Registry Editor window will pop up


(2). Find out and remove the associated files of this fake Antivirus

Video Shows You How to Safely Modify Windows Registry Editor:

In conclusion: Windows Defence Master is a malicious infection which is used to cheat money from computer users. It is a rogue antivirus created by cyber criminals to grab computer users randomly. Its appearance simulates those real security programs, but in fact the viruses it reports do not exist, which are to frighten the victims and let them pay for its full version. It is able to make some changes in the system so that it can run automatically each time you start your computer. It launches a scan without your allowance. You need to note that the scan results cannot reflect the actual situation of your computer. In addition, it blocks programs in your computer from running. In this way, it can protect itself from being removed by any security tools. If you see alerts from this rogue software, you had better take measures to get rid of it as soon as possible.

Friendly Reminder: If you are still having troubles to get rid of Windows Defence Master from the system, please contact YooCare: PC experts 24/7 online will offer you the most effective tech support to remove the malware completely.

Published by on March 15, 2014 6:57 pm, last updated on March 15, 2014 6:57 pm

Leave a Reply

Problems with your PC, Mac or mobile device?

Live Chat Now

Thanks for using YooCare Services!

Here're some of the support team members who are passionate about their works and support our customers 24/7.

As Seen On