Aug 14, 2013

Pup.optional.defaulttab Virus Removal

My anti-virus program says that my computer is infected by the Pup.optional.defaulttab virus, however, each time I try to remove it by my anti-virus program it can not succeed. This Trojan horse keeps coming back after I restart my infected PC. How can I get rid of from my computer? Should I try another anti-virus program or other ways? Please help

Description of Pup.optional.defaulttab:

Pup.optional.defaulttab is a latest Trojan horse that attacks the victims by infected program, E-mail attachment, unsafe website and forum. Usually it can infect the PC while the victims are installing the infected programs so that it can not be prevented by the anti-virus program. This Trojan horse can cause great damage on the infected machine like low performance and even the blue death, that is why it can be one of the most dangerous viruses on the Internet. It will do the malicious things without your permission, the stubborn virus needs to be removed completely before this Trojan horse makes the big problems on your PC.
In general, this nasty Trojan horse can infect Windows XP, Vista, 7 and 8. That means if you are using a PC with Windows system, you can be the target of this virus. Most of the victim don’t know their PCs are infected by the virus until the anti-virus program notices them, however, it has the ability to change and hide its position on the computer and even the registry so that it can escape from the tracking of the security programs. Once this Trojan is installed to one PC, it keeps the infected PC staying a low performance, the victims will need to take a long time to open a webpage or view an E-mail, what is more, this nasty virus can even cause a blue death screen when the victims want to run some programs, that is the reason it needs to be removed immediately.

The following instructions require certain levels of computer skills. If you’re not sure and are afraid to make any critical mistakes during the process, please live chat with YooCare Expert now.

Danger of virus:

#The Trojan allows cyber criminals to visit your computer remotely without your consent.
#The Trojan is related to system crash and files fragmentation, and it can disable your executable programs.
#The Trojan redirects your specified websites to other harmful websites and changes your computer settings at random.
#It brings other types of threats to your computer such as malware, adware parasites and spyware.
#It records your browser history and computer data to violate your privacy and compromise security.

Best way to handle with the Trojan virus completely?

Malicious as the Trojan horse is, it takes your computer at great risk by damaging your system, files and programs. Also, this malicious Trojan corrupts your computer along with other types of threats like malware and spyware. Moreover, you will come across many unexpected troubles when surf the web, for example, the Trojan can redirect your web search results to hazardous contents. Even the best anti-virus software is also disabled and difficult to take effective to delete any type of viruses entirely. If you haven’t sufficient skills of handling with system files, please don’t delete anything that you are not sure. In this situation, manual removal is appreciated. Also, PC professionals online will help you delete the Trojan completely at a quick time.

Instructions on removing this virus completely:

Manual removal is a complicated and risky process, so please back up all important data before making any changes on your computer. Here are some instructions to handle with the Trojan horse manually, and be cautious when going through the following steps.

1. Press Ctrl+Alt+Del keys together and stop virus processes in the Windows Task Manager.

2. Go to Folder Options from Control Panel. Under View tab, select Show hidden files and folders and uncheck Hide protected operating system files (Recommended), and then click OK. Remember to back up beforehand.

3. Press Windows+ R keys and search for regedit in Run. Delete associated files and registry entries related to the virus from your PC completely as follows:

%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\~dll

4. Reboot the computer normally to take effective, when the above steps are done.

This Video Shows You How to Safely Modify Windows Registry Editor:

As the above mentioned, Pup.optional.defaulttab is a very nasty virus that can make your annoyed. Not only can it make your PC in a unsafe situation but also do the malicious things on the infected PC. The virus makers can even get into the infected PC by opening a backdoor process. The data on the infected PC like account’s numbers, E-mail password and the important files can be even stolen by the hijackers. Do not hesitate, all the files on the infected machine can be the target of this Trojan horse, since the anti-virus can not handle it well, it is suggested that you should remove Pup.optional.defaulttab virus manually and completely.

If you have no idea how to do with that, please to contact experts from Yoocare Online Tech Support for further help.

Published by & last updated on August 14, 2013 7:34 am

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