What is Marquis?

Marquis is a potentially unwanted program that belongs to the browser hijacker category. The hijacker is generally browser extension that can make changes to the configuration of the browser without the user’s permission. As a rule, the search engine becomes the main focus of attention and this case is no exception. Once it gets on your Mac, hijacker sets https://www.searchmarquis.com/ as the primary homepage/search engine of your browser. This is done in order to make users visit certain websites via redirections. Indeed, if you try to search using it, you will be redirected repeatedly to partner sites. Furthermore, browser hijacker continuously analyzes and collects your private information, such as passwords from accounts or credit card details, then forwards it to third parties for unknown purposes. The only way to get rid of it – remove Marquis search right now.

How Marquis gets on your Mac?

Usually, Marquis appears on users’ Macbooks after users get redirected to rogue sites claiming that an Adobe Flash Player update needs to be installed, and end up installing it. As a result, several pieces of adware, malware and potentially unwanted software, including Marquis, get installed on their Macs. Other ways for Marquis and other browser hijackers to end up on users’ machines are users installing free software and not opting out of extra programs that are also offered for installation, or users opening files downloaded from shady websites. If that had happened and Marquis took over your browser, you may follow our tutorial to remove Marquis from your Mac.

Recommended Anti-malware tools:

The easiest and most modern way of removing hijackers, pop-ups, Trojans, ransomware or other viruses is to use automatic removal tools. See our Anti-malware tools below for further instructions.

Also, you can try to remove Marquis manually.

Alternative solution. Step 1: Remove Marquis from Mac

Marquis may not have the app associated with it in Applications. However, we recommend you to inspect the list of installed applications and remove unknown or suspicious ones. Look for Marquis or Marquis.app.

Mac OSX:

1. Open Finder
2. In the Finder sidebar, click Applications
3. If you see Uninstall Marquis or Marquis Uninstaller, double-click it and follow instructions
4. Drag unwanted application Marquis from the Applications folder to the Trash (located on the right side of the Dock)

Learn more about uninstallation of programs in Mac OSX

Step 2: Remove malicious entries from Profiles (Mac)

1. Open System Preferences.
2. Click on Profiles.
3. Click on unsigned and suspicious profiles on the left panel.
4. Click the minus button below to delete rogue settings.

Step 3: Get rid of Marquis using Terminal (only for Google Chrome)

1. Open Terminal
2. Copy and paste the following entries one by one each time by pressing “ENTER”:

   defaults write com.google.Chrome HomepageIsNewTabPage -bool false
   defaults write com.google.Chrome NewTabPageLocation -string “https://www.google.com/”
   defaults write com.google.Chrome HomepageLocation -string “https://www.google.com/”
   defaults delete com.google.Chrome DefaultSearchProviderSearchURL
   defaults delete com.google.Chrome DefaultSearchProviderNewTabURL
   defaults delete com.google.Chrome DefaultSearchProviderName

3. Relaunch Chrome

Step 4: Delete Marquis from browsers

Safari:

1. Open Safari
2. Click Safari menu.
3. Choose Extensions.
4. Find Marquis or other suspicious extensions.
5. Click Uninstall button to remove it.

Learn more about removing extensions from Safari.

Google Chrome:

1. Open Google Chrome
2. Click the Chrome menu (3-dots icon) in the top right corner.
3. Click Tools.
4. Choose Extensions.
5. Find Marquis or other suspicious extensions.
6. Click the trash can icon to remove it.

Learn more about removing extensions from Chrome.

Mozilla Firefox:

1. Open Firefox.
2. Push Shift + Ctrl + A.
3. Choose Marquis or other suspicious extensions.
4. Click Disable or Remove button.

Learn more about removing extensions from Firefox.

Step 5: Resetting your browser search and homepage settings

Reset browser setting in Safari:

1. Open Safari.
2. Click on the Safari menu.
3. Choose Reset Safari….
4. Click Reset button.

Learn more about resetting browser settings in Safari.

Reset browser setting in Google Chrome:

1. Click the Chrome menu (3 bar button) in the top right corner.
2. Choose Settings.
3. Click Show advanced settings.
4. Go to Reset browser settings section.
5. Click Reset browser settings.
6. In the dialog that appears, click Reset.

Learn more about resetting browser settings in Google Chrome.

Reset browser setting in Mozilla Firefox:

1. Open Mozilla Firefox.
2. Go to Help.
3. Go to Troubleshooting information.
4. Click Reset Firefox… button.

Learn more about resetting browser settings in Mozilla Firefox.