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
- Öppna Activity Monitor from the Applications > Utilities mapp.
- 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
- Öppna Hitta och gå till Tillämpningar mapp.
- 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 Skräp. Be sure to empty the Trash afterward.
Step 3: Remove Browser Extensions
For Safari:
- Öppna Safari och gå till Safari > Preferences.
- Klicka på Tillägg tab.
- Look for any extensions that you do not recognize or that seem suspicious. Select them and click Avinstallera.
För Google Chrome:
- Öppna Google Chrome och gå till Chrome > Extensions.
- Remove any extensions that you don’t recognize by clicking the Ta bort button.
För Mozilla Firefox:
- Öppna Mozilla Firefox och gå till Firefox > Add-ons.
- Välj Tillägg on the left sidebar.
- Remove any unfamiliar or suspicious extensions by clicking the Ta bort button.
Steg 4: Återställ webbläsarens inställningar
For Safari:
- Öppna Safari och gå till Safari > Preferences.
- Klicka på Allmänt tab.
- Change the Homepage to your preferred website.
- Gå till Integritet tab and click Hantera webbplatsdata, then click Remove All.
För Google Chrome:
- Öppna Google Chrome och gå till Inställningar.
- Scroll down and click Avancerad.
- Under Återställning och uppstädning, click Återställ inställningarna till deras ursprungliga standardvärden and then Återställ inställningar.
För Mozilla Firefox:
- Öppna Mozilla Firefox och gå till Inställningar.
- Bläddra ner till Firefox Data Collection and Use.
- Klicka på Clear Data under Cookies and Site Data.
- Go back to Inställningar and scroll down to Information om felsökning.
- Klicka på Uppdatera Firefox and confirm.
Step 5: Remove Malicious Profiles
- Öppna System Preferences from the Apple menu.
- Klicka på 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
- Öppna System Preferences och gå till 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
Använd pålitlig säkerhetsprogramvara
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.
Enable Firewall
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.