How to get rid of QuestSearch Mac Virus Infection

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QuestSearch is a nasty browser hijacker virus that is created by hackers with motive to cheat innocent users and make illegal profit by manipulating users search results and promoting dubious sites. This nasty threat is a fake search engine virus that seems very legitimate at first look but it promote sponsored search results for making profit which completely degrade users experience because they don’t get proper results for their desired search terms. If your system is infected by QuestSearch virus then it can easily infect your main web browsers such as Chrome, Safari, Firefox, Opera and others. It can change the homepage and search engine of your browser and replace it with its own malicious domain. When you will open your browsers, QuestSearch bogus search engine will get launched automatically every time and it won’t let you reverse the changes made by it. This notorious malware infection will keep showing annoying ads on every site that you visit and it will redirect your browser on unsafe and malicious websites to earn referral commission.

QuestSearch Mac “Virus” : Threat Analysis

Name QuestSearch
Type Browser Hijacker
Danger Level Moderate (Can bring threats like Ransomware and Trojan on your computer)
Distribution Through spam emails, bundled freeware, malicious websites, porn or torrent sites, cracked software, file sharing network etc.
Symptoms Change your homepage and search engine, show lots ads, redirect your searches.
Removal QuestSearch Download Combo Cleaner For Mac

QuestSearch browser hijacker infection may not look so harmful as it only show ads or redirect your search result but those little things can cause severe damage. This perilous threat may easily expose your Mac to other threats and malware that can lead to unimaginable amount damage. Mac system are designed for security but browser based malware infections like Search baron, SearchPulse, Search miner always finds their way and causes lots of irritation along with other harmful damages. If you are lucky enough to find out about QuestSearch virus soon enough then you must remove it before it makes any major damage because it will not stop hurting your system until you get rid of it. This nasty browser hijacker infection will install malicious extensions or add-ons on your Mac that will help this threat in doing its malicious activities. QuestSearch virus not only prompt pop-up ads on your system and redirect your browser but it can bring other harmful and dangerous malware on your machine without your permission that can do major damage.

QuestSearch is notorious Mac virus which starts from infecting your browser but its harmful impacts are not only limited to that. It can disable your security programs like Gatekeeper to make your system more vulnerable to other threats. This painful malware infection that could easily alter the working and performance of your Mac system and you won’t even notice it until it has full control over your system and browser. Upon its installation, QuestSearch virus creates lots of files and launch agents that help this infection due to which it is very hard to find and remove this infection manually. It can always get back to your system using those associated files. This notorious threat can spy on your online activities, track your browsing history to collect your personal and financial information with intention of sharing with hackers that can result in you being a victim of bank fraud and identity theft. It is quite important to get rid of QuestSearch virus as soon as possible.

How To Remove QuestSearch From Mac

If your Mac is infected by QuestSearch infection then it is really a critical situation. If don’t remove this threat quickly from your system, then it could lead to various harmful effects. This nasty malware can alter your system settings, expose your personal data, steal your financial details and corrupt your entire system. This guide offers tow type of removal process to remove this infection 1. Automatic Removal 2. Manual Removal. Manual removal of this threat could be quite risky and time taking. It is also not sure that manual removal method is effective enough to completely remove this infection. In most of the cases, some left over files of the malware can bring the infection on the compromised machine. Threats like QuestSearch also spread its copies on the infected Mac with different names which could be hard to detect without knowing the malicious code type. In such case if you can’t remove those duplicate malware files, then malware will keep doing its dirty work in the background. So we suggest our readers to use a powerful Anti-Malware Software to detect and remove QuestSearch virus and all hidden threats from the system.

Automatically Remove QuestSearch From Mac

Combo Cleaner is a Professional Mac Antivirus and optimization tool which is equipped with several important tools that helps you to keep your Mac fast and healthy like new. Its award winning virus, malware, and adware scan engines are able to detect all hidden threats and infections like QuestSearch virus. A dedicated malware research team works 24/7 to ensure Combo Cleaner users are protected from outbreaking malware threats. The virus definition database is updated hourly to ensure that you are protected from the latest malware infections like QuestSearch virus. The scanner is totally free to use and you can detect all the problems related to your Mac using free scanner but to remove infections, you will have to purchase the full version of Combo Cleaner.

  • Click on below button to download Combo Cleaner on your Mac.

QuestSearch Download Combo Cleaner For Mac

  • Drag Combo Cleaner app to Applications folder to install it.


  • Go to Antivirus tab, select Scan Mode and press Start Scan button.


  • Software will find all the threats, click on Remove All Threats button.


Manually Remove QuestSearch virus From Mac

Follow the below steps to remove QuestSearch virus or any other hidden threats from your Mac, but first bookmark this page in case you need to restart your machine or close the browser. Manual removal steps take time and need some good knowledge of your system otherwise deleting wrong files or programs could lead to more problems. So if you not sure that you can follow all the steps as in order explained below then feel free to chose Combo Cleaner Mac Anti-virus for quick and automatic removal of QuestSearch virus and all the other infection with safety and precision.

(Important NOTE – Please Bookmark This Page before starting the manual removal process because you might need to restart your Mac or browser during the process.)

Attention! For the safety of your computer, before you start to remove QuestSearch manually, please confirm the following points:

1. You have good technical knowledge and experience for removing virus manually;

2. You know all the functions of your system process and its applications;

3. You are familiar with system files and know the severe consequence of any mistake;

4. You are able to reverse the wrong operations during QuestSearch manual removal.

If you do not fulfill the above criteria then manual removal could be a risky. It is probably best if you to choose Automatic Malware Removal Tool to detect and remove QuestSearch automatically which is completely safely and professional way doing it.

Close Malicious Program From Activity Monitor

  • Open the Utilities folder on your machine.

open Utilities folder

  • Locate the Activity Monitor icon and double-click on it.

Activity monitor

  • Select QuestSearch virus or other suspicious process and click on cross button from upper left side corner.

Find QuestSearch virus program

  • A pop-up dialogue box will appear on your screen, then select Force Quit option.

Force Quite QuestSearch virus program
QuestSearch Download Combo Cleaner For Mac

Remove QuestSearch virus From Applications

  • Open your Applications Folders.
  • Find QuestSearch virus or any malicious program, right click on its and select Move To Trash option.

Remove QuestSearch virus From Applications Folder

Remove Malicious Programs From LaunchAgents

  • Press Command+Shift+G button together to open Go To Folder.


  • Type /Library/LaunchAgents and hit Go button to open LaunchAgents.


  • When the directory opens, find and remove any entry related to QuestSearch virus infection.

Remove QuestSearch virus From LaunchAgents

Remove Malicious Programs From Application Support

  • Press Command+Shift+G button together to open Go To Folder.


  • Type /Library/Application Support and hit Go button to open Application Support.

Application Support

  • When the directory opens, find and remove any entry related to QuestSearch virus infection.

Remove QuestSearch virus From Application Support

Remove Malicious Programs From LaunchDaemons

  • Press Command+Shift+G button together to open Go To Folder.


  • Type /Library/LaunchDaemons and hit Go button to open LaunchDaemons.


  • When the directory opens, find and remove any entry related to QuestSearch virus infection.

Remove QuestSearch virus From LaunchDaemons
QuestSearch Download Combo Cleaner For Mac

Remove QuestSearch virus From Your Browser

Remove From Safari Browser

  • Open Safari browser > Click on Safari menu > select Preferences.
  • Go to the “Extensions” tab > Select and remove QuestSearch virus or any other malicious program completely.

Remove QuestSearch virus From Safari

Reset Safari To Default

  • Open “safari” browser > Click on “Safari” menu > select “Reset Safari” option.
  • Select the preferred options you want to clear > finally click on Reset button.

Reset Safari

Change Your Safari Homepage

  • Click on Safari Menu > Open “Preferences” window > select the “General” tab.
  • Type your preferred website URL (for example: in the Homepage field.
  • Now click on “Set to Current Page” button to change the homepage.

Change Safari Homepage

Change Your Default Search Engine

  • Click on Safari Menu > Open “Preferences” window > select the “Search” tab.
  • Select you preferred search engine from drop down menu.

Change Safari Search Engine

Remove From Google Chrome

  • Open Chrome browser > Click on Menu > select More Tools > Choose Extensions.
  • Find and remove QuestSearch virus or any other malicious extension from chrome.

Remove QuestSearch virus From Chrome

Reset Google Chrome

  • Open Chrome browser and go to “Settings”.
  • Select “Advanced Settings” option from the bottom.
  • Click on “Reset Settings” button finally and restart browser.

Reset Chrome to remove QuestSearch virus

Google Chrome – Dangerous Sites Protection

  • Open your Google Chrome browser.
  • Type “chrome://settings” in address bar and press Enter.
  • Click on “Show advanced settings” option from the bottom of the page.
  • Find Privacy section and mark ‘Protect you and your device from dangerous sites’.

Block QuestSearch virus

Remove From Mozilla Firefox

  • Open Mozilla Firefox > Click on Menu > select Add-ons.


  • Find and remove QuestSearch virus or any other malicious extension from Firefox.

Remove QuestSearch virus From Firefox

Reset Mozilla Firefox

  • Open Mozilla Firefox, Click on “Menu” and Select (?) icon.
  • Now press the “Troubleshooting Information” option.
  • Click on “Refresh Firefox” button and confirm your selection.

Reset FIrefox to remove QuestSearch virus

Mozilla Firefox – Block Attack Sites and Web Forgeries

  • Open Mozilla Firefox browser.
  • Click on Menu and select Options from the list.
  • Select Security and check following items:

Remove QuestSearch virus

  1. Warn me when sites try to install add-ons
  2. Block reported attack sites
  3. Block reported web forgeries

 Tips To Prevent Malware Like QuestSearch virus In Future 

  • You should use a powerful and reliable anti-virus program and scan your computer regularly.
  • Check Firewall security and turn it on for the real time safety form malware and viruses.
  • You must avoid visiting to malicious, porn and torrent websites to stay safe online.
  • Avoid downloading any free or unknown program from any unreliable website or link.
  • Say a big No to download cracked software, themes and wallpaper, screensaver similar products.
  • Do not click on any misleading advertisement that flash on your browser when you go online.
  • Keep your OS and other software up to date to avoid any kind of vulnerabilities.
  • Download updates and software patches only from official and trusted websites.
  • Always create a system restore point when your system is running fine for security purpose.
  • Keep backup of all your important files and data to avoid any kind of data loss situation.

QuestSearch Download Combo Cleaner For Mac

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