Search Marquis is a type of malware known as a browser hijacker. Once installed on your Mac, it alters your browser settings and redirects you to unwanted websites, often inundating you with ads and search results that can be misleading or intrusive. The primary goal of Search Marquis is to generate revenue through these redirects and advertisements.
How to Remove Search Marquis from Your Mac
Step 1: Quit Malicious Processes
- Ouvrir Activity Monitor from the Applications > Utilities dossier.
- Look for any processes that seem unfamiliar or suspicious. Common names associated with Search Marquis include browser-related names or processes with random characters.
- Select these processes and click the X button in the upper-left corner to quit them.
Step 2: Remove Suspicious Applications
- Ouvrir Recherche and go to the Applications dossier.
- Look for any unfamiliar or suspicious applications. Search Marquis may install software with generic names or names similar to legitimate applications.
- Drag these suspicious applications to the Poubelle. Be sure to empty the Trash afterward.
Étape 3 : Supprimer les extensions de navigateur
For Safari:
- Ouvrir Safari et se rendre sur le site Safari > Preferences.
- Cliquez sur le bouton Extensions tab.
- Look for any extensions that you do not recognize or that seem suspicious. Select them and click Désinstaller.
Pour Google Chrome :
- Ouvrir Google Chrome et se rendre sur le site Chrome > Extensions.
- Remove any extensions that you don’t recognize by clicking the Retirer button.
Pour Mozilla Firefox :
- Ouvrir Mozilla Firefox et se rendre sur le site Firefox > Add-ons.
- Sélectionner Extensions on the left sidebar.
- Remove any unfamiliar or suspicious extensions by clicking the Retirer button.
Étape 4 : Réinitialiser les paramètres du navigateur
For Safari:
- Ouvrir Safari et se rendre sur le site Safari > Preferences.
- Cliquez sur le bouton Général tab.
- Change the Homepage to your preferred website.
- Aller à la page Vie privée tab and click Gérer les données du site web, then click Remove All.
Pour Google Chrome :
- Ouvrir Google Chrome et se rendre sur le site Paramètres.
- Faites défiler vers le bas et cliquez sur Avancé.
- Sous Réinitialisation et nettoyage, cliquez Rétablir les paramètres par défaut and then Réinitialiser les paramètres.
Pour Mozilla Firefox :
- Ouvrir Mozilla Firefox et se rendre sur le site Paramètres.
- Faites défiler vers le bas jusqu'à Firefox Data Collection and Use.
- Cliquez sur Clear Data under Cookies and Site Data.
- Go back to Paramètres and scroll down to Informations sur le dépannage.
- Cliquez sur Rafraîchir Firefox et confirmez.
Step 5: Remove Malicious Profiles
- Ouvrir System Preferences from the Apple menu.
- Cliquez sur Profiles (if this option is available).
- Look for any profiles you do not recognize or that were installed recently. Select them and click the minus (-) button to remove them.
Step 6: Check and Remove Unwanted Login Items
- Ouvrir System Preferences et se rendre sur le site Users & Groups.
- Select your user account and click on Login Items.
- Look for any items that seem unfamiliar or related to Search Marquis. Select them and click the minus (-) button to remove them.
How to Prevent Search Marquis from Being Installed
Utiliser un logiciel de sécurité fiable
Invest in a reputable antivirus or anti-malware program and keep it updated. These tools can help prevent malware from being installed and alert you to potential threats.
Avoid Suspicious Downloads
Only download software from trusted sources. Avoid downloading applications or files from unknown websites or through deceptive pop-ups.
Regularly Update macOS and Applications
Keep your macOS and all installed applications up-to-date. Software updates often include security patches that protect against the latest threats.
Be Cautious with Browser Extensions
Only install extensions from verified sources and be cautious when granting permissions to new extensions. Regularly review and manage your browser extensions to ensure they are all trustworthy.
Activer le pare-feu
Make sure your Mac’s firewall is turned on. You can find this option under System Preferences > Security & Privacy > Firewall. The firewall can help block unauthorized incoming connections.
By following these steps, you can effectively remove Search Marquis from your Mac and protect yourself from similar threats in the future.