PUP.Optional.NetworkUpdate.A Virus Removal Guide

About PUP.Optional.NetworkUpdate.A 

PUP.Optional.NetworkUpdate.A is a potential unwanted program which brings to targeted computer nothing but lots of terrible troubles. Similar with adware program, PUP.Optional.NetworkUpdate.A was designed by cyber criminals to generate the traffic of certain websites in order to get profits. Therefore, after PUP.Optional.NetworkUpdate.A gets inside your computer successfully, it makes some changes about your default browser settings and at the same time it puts lots of useless and harmful add-ons on your browsers. By doing this, it can stay in your computer stubbornly and carry out its vicious activities more easily. When you are surfing internet, you will receive lots of annoying pop-up ads on your computer screen. If you have clicked one of these pop-ups by mistake, you will be redirected to some commercial websites which are supported by PUP.Optional.NetworkUpdate.A and which sometimes can be very infectious. Besides, this program can follow your internet activities and collect information for future marketing. Or it may sell your personal information to unknown third parties for getting illegal money. 

It’s obvious that PUP.Optional.NetworkUpdate.A can sneak in your computer by bundling itself with particular free softwares which you have downloaded from insecure links. So it’s so important for you to pay more attention what you have downloaded or installed if you want to protect your computer away from all kinds of infections. You should always stay closer to every step during installation and deselect the options for additional applications which you are not familiar with. But if your computer has been contaminated, you really should remove PUP.Optional.NetworkUpdate.A from your computer in time.

Terrible Resulted Caused by PUP.Optional.NetworkUpdate.A

1. It hides deep in your computer and bypasses the antivirus.
2. It automatically runs itself every time you open your computer.
3. It drops malicious files and contaminates normal system files.
4. It consumes many system resources and makes PC performance poor.
5. It opens backdoor for other unwanted malicious programs.
6. It can steal your personal information for illegal purposes. 

Warm Tips: The following instructions require certain levels of computer skills. If you’re not sure and are afraid of making any critical mistakes during the process, please download automatically Repair Tool to fix your problem:

PUP.Optional.NetworkUpdate.A Removal Guide

Before the removal, please first back up your system! You should be extremely careful when deleting any file, because any mistake may lead to system crashes and other severe consequence.
METHOD 1. Manual Removal
Step One:
Reboot the computer and before Windows interface loads, hit F8 key repeatedly. Choose “Safe Mode with Networking” option, and then press Enter key. System will load files and then get to the desktop in needed option.
 
Step Two:
Open Windows Task Manager and end virus processes. There are three ways to launch the Task Manager

① Press keys Ctrl+Alt+Del.

② Press keys Ctrl+Shift+Esc.

③ Press the Start button→click on the Run option→Type in taskmgr→press OK.

Step Three:
Click “Start” button and open the “Control Panel”, then double-click “Folder Options”. When the Folder Options window shows up, please click on the “View” tab, tick “Show hidden files and folders” and unmark “Hide protected operating system files(Recommended)” and then press OK.

Step Four:

Open Start menu and click on the “Search programs and files” box. Then delete PUP.Optional.NetworkUpdate.A files: 

%AllUsersProfile%\random.exe

%AppData%\Roaming\Microsoft\Windows\Templates\random.exe

%Temp%\random.exe

%AllUsersProfile%\Application Data\random

Step Five:

Open Registry Editor by pressing Windows+R keys, type in regedit and click “OK” to launch the Windows Registry. Then delete all PUP.Optional.NetworkUpdate.A registry entries and keys. 

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\random.exe 

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = random

METHOD 2. Automatic Removal
To completely delete PUP.Optional.NetworkUpdate.A, you need to know that the manual removal above may not be able to remove virus  completely, because the creators of virus are always updating the virus version.Besides,any tiny mistake during the manual removal process may lead to severe consequences. Therefore,to ensure a complete and safe virus removal, it’s recommended that you get rid of virus with Automatic PUP.Optional.NetworkUpdate.A Removal Tool. 
                                                                                   

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Spyware HelpDesk is a unique and highly effective interface through which you can contact our technical support department! If our tool is unable to remove an infection from your computer, our team will be happy to generate a customized fix for you, which is absolutely free.

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With integrated techniques, the new feature System Guards protects your system through blocking malicious processes from executing and running on the system. You can then gain the whole control over all processes including those authorized and unauthorized ones.

4.  Network Sentry - guarantee the Internet safety

Network Sentry is to guarantee your Internet safety and security. It prevents malicious software from modifying networking settings such as HOSTS files, Windows system files, DNS servers and explorer homepage settings. You don’t need to worry about encountering unauthorized redirections as this tool will notify you if any changes are made.