Antivirus program detects the PUP.Optional.NetworkUpdate.A infection in the computer? It makes you crazy because you don’t know how to get out of the bad situation it causes? It is a dangerous computer virus. If your antivirus program is unable to get rid of it thoroughly, you should have it removed manually as soon as possible. Otherwise the consequence would be unimaginable.
PUP.Optional.NetworkUpdate.A is a stubborn computer virus which is able to destroy the target computer seriously. Most of the victims do not know the virus stays in the computer until the antivirus program pops up a warning to inform them. The virus makers put it in some free programs. If you download free programs from unknown sources carelessly, it will seize this opportunity to enter the computer. The spread channels of the virus include the attachments of some junk emails and the add-ons of phishing sites. Therefore, to protect your computer from being infected, you must be very careful when you surf the Internet.
If your computer is infected with PUP.Optional.NetworkUpdate.A unfortunately, many terrible things will happen seriatim on the computer. It will influence the network response speed. As a result, you may receive some error messages constantly like “The webpage cannot display” when you are visiting sites. Some unknown shortcut icons will appear on the desktop and many of the original documents cannot be opened or even completely disappear. The CPU resources are taken over greatly. In this case, you will encounter many unusual system freezes. No doubt, the virus can lead to hard disk read errors. In addition, it has the ability to mutate frequently, at the same time, some other malicious programs, worms and Trojan viruses will be implanted into the computer. What is worse, with the help of the virus, the virus makers have the chance to watch you and record your valuable information, such as bank account or credit card information and email password. These bad guys will control your computer secretly. Once you find that your computer is infected, you should take immediate action to get rid of it as soon as possible. It pretends to be a part of the system to deceive antivirus programs. Thus, manual removal is the best solution.
1. It has the ability to download additional components and other infections in the target computer in order to fully complete its penetration.
2. It is able to cause system crash and destroy some of your programs in the infected computer.
3. It facilitates the virus makers to intrude your computer remotely without letting you know.
4. It is capable of collecting your browsing history and other private data.
PUP.Optional.NetworkUpdate.A is a computer virus. It can cause unpleasant chaos in the infected computer. The overall performance of the computer will be greatly reduced. CPU use rate is always very high, so the computer always gets stuck. More importantly, it is very active in the system. It even injects malicious code into the fragile system to help online third party access to the computer remotely without approval. Important data on the computer will not be safe. To avoid any potential bad consequences, you should remove it as soon as possible.
1. End Relevant Processes
(1). Press Ctrl+Shift+Esc together to pop up Windows Task Manager, click Processes tab
*For Win 8 Users:
Click More details when you see the Task Manager box
And then click Details tab
(2). Find out and end the processes of PUP.Optional.NetworkUpdate.A
2. Show Hidden Files
(1). Click on Start button and then on Control Panel
(2). Click on Appearance and Personalization
(3). Click on Folder Options
(4). Click on the View tab in the Folder Options window
(5). Choose Show hidden files, folders, and drives under the Hidden files and folders category
(6). Click OK at the bottom of the Folder Options window
*For Win 8 Users:
Press Win+E together to open Computer window, click View and then click Options
Click View tab in the Folder Options window, choose Show hidden files, folders, and drives under the Hidden files and folders category
3. Delete Relevant Registry Entries and Files
(1). Delete the registry entries of PUP.Optional.NetworkUpdate.A through Registry Editor
Press Win+R to bring up the Run window, type “regedit” and click “OK”
While the Registry Editor is open, search and delete the related registry entries
(2). Find out and remove the associated files
%AllUsersProfile%\Application Data\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random “.exe”
PUP.Optional.NetworkUpdate.A is a dangerous virus which is spread by the virus makers through the network to the world. It will cause a lot of problems. Most computer users do not even know when the computer is attacked, let alone know how to deal with it. If you visit a malicious web site, open a spam email attachment or click on an unknown link accidentally, the virus can bypass the block of the antivirus software to enter the computer. What is worse, the virus makers have the ability to remotely control your computer. Your personal information may be acquired by them without letting you know. Therefore, you should delete it from your computer timely.
The above manual removal is quite dangerous and complicated, which needs sufficient professional skills. Therefore, only computer users with rich computer knowledge are recommended to implement the process because any errors including deleting important system files and registry entries will crash your computer system. If you have no idea of how to process the manual removal, please contact experts from YooCare Online Tech Support for further assistance.
Published by & last updated on June 24, 2014 7:30 am