Have you cumbered by QuestScan virus? Is QuestScan dangerous on your computer? After reading this article and following the step-by-step guide, you can have a good knowledge of QuestScan, and then get useful tips to safely and completely remove it. If you have any problem or question during the whole removal process, please contact Tee Support agents 24/7 online for more detailed instructions.

What is QuestScan? QuestScan Description

QuestScan is determined by Tee Support Labs as a malicious Adware which will completely annoy you with its frequent advertisements from affiliated websites. QuestScan may be installed from insecure downloads or various shareware programs distributed by Trojans, fake online anti-malware scanners, malicious websites, etc. It aims to collect information about users and send them to host computers without any knowledge or consent. Moreover, it also has the ability to modify your browser code and make victims redirected when they are browsing. Once QuestScan gets on board, you will have a sea of unwanted pop up ads that are impossible to stop. It can’t be detected and removed from your PC because you won’t find it in the Add/Remove Programs. Instead, use the manual removal instructions below to remove QuestScan completely and permanently.

Screenshot of QuestScan:

QuestScan Identified as Security Threat by Impressions

  1. QuestScan reputation/ rating online is terrible.
  2. The official website of QuestScan is poorly built without contact info.
  3. The payment website of QuestScan is suspicious & claims your OS is unsafe.
  4. Poor Performance like highly-consumed system resources is caused by QuestScan.

How to Remove QuestScan Step by Step in an Efficient Way?

Many computer users would subconsciously think of the existing anti-virus program or even open their purse to get one, but finally they failed to achieve their desired results with frustration. In reality, regarding various anti-virus applications, there is no perfect anti-virus program that can solve everything because many viruses are created each day and it takes time for anti-virus software to make solutions for the latest viruses. On the other hand, QuestScan is changing its name and adding new characteristics all the time, so it can’t be detected by any antivirus completely or it can even disable it. And that’s why so many people come to us for manual removal support 24/7 online. Now you can try to search for and delete the virus processes, DLL, relevant files and then registry values as follows.

Step one: Launch the Task Manager by pressing keys “CTRL + Shift + ESC”, search for QuestScan processes and right-click to end them.

questscan.exe

How to stop QuestScan related processes

Step two: Click on the “Start” menu and then click on the “Search programs and files” box, Search for and delete these files created by QuestScan:

C:Program FilesQuestScanQuestScan_deleted_
C:Program FilesQuestScanquestscan.exe
C:Program FilesQuestScanuninstall.exe
C:Documents and SettingsAll UsersApplication DataQuestScanquestscan143.exe

Step three: Open Registry Editor by navigating to “Start” Menu, type “Regedit” into the box and click “OK” to proceed. When Registry Editor is open, search and get rid of the following registry entries: 

HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionApp ManagementARPCacheQuestScan
HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionUninstallQuestScan
HKEY_LOCAL_MACHINESOFTWAREQuestScan
HKEY_LOCAL_MACHINESYSTEMControlSet001ServicesQuestScan Service

Read more how to delete QuestScan registry entries

Attention: The manual removal of QuestScan is a process of high complexity and should be performed with extreme caution, or inaccurate operation often results in loss of precious data even system crash. Therefore, if you’re not familiar with that, it is suggested that you back up Windows registry first before carrying out the approach, or better get help from an Online Computer Expert here. Then your issue can be fixed directly and effectively.

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