Remove Pup.optional.defaulttab Virus: Manual Removal Guide

Pup.optional.defaulttab is a newest Trojan horse that has attacked thousands of computers all around the world. The possibilities to be infected with this virus may include freeware downloads, E-mail attachments, hacked websites or forum, etc. Antivirus software may detect this virus but can never handle it successfully. Once installed, Pup.optional.defaulttab will do much harm on the infected machine. For example, it slows down the contaminated PC notably via taking up high percentage of system resource. Besides, it also gives rise to Blue Screen death, random browser redirections, system crash or frozen issues. Worse still, it has the intimate relationship with remote hackers and allows them to access your machine and pilfer confidential information for evil intention. You have to get rid of Pup.optional.defaulttab virus as well as its bundled threats as quickly as possible before further damages from it.

Download Best Pup.optional.defaulttab Remover Here

Pup.optional.defaulttab has those harmful features

1.    It invades system without any permission
2.    It has bad reputation & impact online
3.    It spreads to removable drives and other PCs quickly
4.    It may bring along all kinds of spyware program

Pup.optional.defaulttab removal instructions step by step

Step 1-Open Task Manager and close all suspicious processes.

Step 2-Remove these associated files in your hard drive such as:
%AllUsersProfile%
%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\~dll

Step 3-Let’s go to Registry Editor and delete the following registry entries:

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run\Random.exe

Automatic Removal Tool (Recommended)

SpyHunter is a powerful, real-time anti-spyware application that designed to assist the average computer user in protecting their PC from malicious threats like worms, Trojans, rootkits, rogues, dialers, spyware, etc. It is important to notice that SpyHunter removal tool works well and should run alongside existing security programs without any conflicts.

Step 1. Click the Download icon below to install SpyHunter on your PC.


Step 2. After the installation, run SpyHunter and click “Malware Scan” button to have a full or quick scan on your computer.


Step 3. Choose Select all>Remove to get rid of all the detected threats on your PC.

Want to safely and completely remove this perky mutating Pup.optional.defaulttab virus infection but you cannot figure out a way since various security tools failed to remove it? click here to download SpyHunter to automatically fix the virus for you.