What is Scan-defender.info

Scan-defender.info is a deceptive website typically associated with adware and potentially unwanted programs that exploit browser notifications to deliver misleading and intrusive advertisements. Once users inadvertently grant permission for notifications, this site floods their screens with a barrage of pop-ups, often leading to malicious content or scams. These notifications can appear as enticing offers, alerts about system issues, or dubious promotions, aiming to lure users into clicking on links that may lead to further malware infections or phishing attempts. Major browsers, including Chrome, Firefox, Safari, and Edge, are susceptible to this form of exploitation, affecting both desktop and mobile devices. The intrusive nature of the pop-ups can degrade the browsing experience, slow down system performance, and create security vulnerabilities. Users may initially think they are interacting with legitimate notifications, but the reality is that these alerts are engineered by fraudsters to generate traffic for shady websites. As such, it is crucial for users to be vigilant about the permissions they grant to websites and to take immediate action if they are inundated with unwanted notifications from sources like Scan-defender.info. Regularly updating browsers and utilizing robust security measures can help mitigate these risks and maintain a safer online environment.

Scan-defender.info notifications

How Scan-defender.info infects devices

Scan-defender.info typically infects computers through deceptive online practices, primarily involving adware and malicious redirects. Users often encounter this malicious site while visiting compromised or dubious websites, especially those hosting pirated content or engaging in questionable advertising schemes. Once a user interacts with such sites, they may be prompted to allow notifications, leading to persistent pop-up ads that can overwhelm the browsing experience. In some cases, adware may already reside on the system, altering browser settings to facilitate the display of Scan-defender.info pop-ups without the user’s consent. Furthermore, clicking on these pop-ups can result in further exposure to phishing scams or the installation of additional malware, compounding the risk to the user’s computer. As a result, maintaining vigilance while browsing and employing robust security measures are crucial to prevent such infections.

  1. Download Scan-defender.info Removal Tool
  2. Stop Scan-defender.info notifications in browsers
  3. Remove/Uninstall Scan-defender.info from Control Panel and Applications
  4. Remove Scan-defender.info extensions from browsers
  5. Reset browser search and homepage settings
  6. Block Scan-defender.info search redirects
  7. How to protect from threats like Scan-defender.info
Windows/MacAndroid/iOS

Download Removal Tool

Download SpyHunter 5

To remove Scan-defender.info completely, we recommend you to use SpyHunter 5. It can help you remove files, folders, and registry keys of Scan-defender.info and uninstall hijackers, toolbars, and unwanted add-ons from the Safari browser. The trial version of Spyhunter 5 offers virus scan and 1-time removal for FREE.

Download Alternative Removal Tool

Download Malwarebytes

To remove Scan-defender.info completely, we recommend you to use Malwarebytes Anti-Malware. It detects and removes all files, folders, and registry keys of Scan-defender.info and several millions of other adware, hijackers, toolbars.

Download Removal Tool for Android

Download Norton Security Android

To remove Scan-defender.info completely, we recommend you to use Norton Security for Android. It can help you remove all traces of Scan-defender.info and other malware from browsers on your Android device.

Download Removal Tool for iOS

Download Norton Security iOS

To remove Scan-defender.info completely, we recommend you to use Norton Security for iOS. It detects and removes all elements of Scan-defender.info on iPhone or iPad.

Remove Scan-defender.info manually for free

Here is the manual step-by-step tutorial for full Scan-defender.info removal from your computer. This works 99% and was checked with the latest versions of the Scan-defender.info installer on operating systems with the latest updates and browser versions.

Disable push notifications from Scan-defender.info in browsers

Remove Scan-defender.info from websites, allowed to show push-notifications in Google Chrome

  1. Go to Google Chrome settings, by clicking 3-dots icon in the top-right corner and choosing Settings.
  2. On the left side choose Privacy and security menu.
  3. Under opened Privacy and security tab, choose Site Settings.
  4. Scroll down to Permissions section and click on Notifications (with the bell icon).
  5. Go to the bottom list of sites named Allowed to send notifications.
  6. Find Scan-defender.info in the list and click 3-dots icon near it. Click Remove button to delete the website permission.

Remove Scan-defender.info from websites, allowed to show push-notifications in Mozilla Firefox

  1. Go to Mozilla Firefox options, by clicking 3-bars icon in the top-right corner and choosing Settings.
  2. On the left panel choose Privacy & Security menu.
  3. Scroll down to Permissions section.
  4. Near Notifications click Settings… button.
  5. Find Scan-defender.info in the list and click Remove Website to remove it.
  6. Click Save Changes button to confirm the action.

Remove Scan-defender.info from websites, allowed to show push-notifications in Safari

  1. Open Safari, and in the top menu click Safari, choose Preferences.
  2. In the Preferences window, click on Websites tab.
  3. On the left side, choose Notifications. You will see the list of websites and their settings for showing notifications.
  4. Find Scan-defender.info in the list and click Remove button.

Remove Scan-defender.info from websites, allowed to show push-notifications in Microsoft Edge

  1. Open Microsoft Edge, and click on the three-dots menu, in the top-right corner.
  2. In the drop-down menu choose Settings.
  3. In the menu click Cookies and site permissions section, and scroll down to All permissions section.
  4. Click on Notifications.
  5. Find Scan-defender.info in the list under Allow, click on 3-dots icon and choose Remove.

Remove Scan-defender.info from websites, allowed to show push-notifications in Android (Chrome)

  1. Open Google Chrome app on Android, and tap on three dots to open main menu.
  2. In the drop-down menu choose Settings, scroll down and under Advanced section tap on Site Settings.
  3. In the Site Settings menu tap on Notifications.
  4. In the Allowed list of websites allowed to show notifications find Scan-defender.info, tap on it and in the bottom of the window tap on Clean & Reset button.
  5. Confirm your action by tapping on Clean & Reset again in opened dialog box.

Remove Scan-defender.info from websites, allowed to show push-notifications in iOS (Safari)

  1. Find and tap the Settings app icon on your home screen.
  2. Swipe up or down and select Safari from the list.
  3. In Safari settings, find and tap on Websites near the bottom.
  4. Find Notifications in the list and tap on it.
  5. You’ll see a list of websites. Tap on Scan-defender.info to allow or deny notifications.

Remove Scan-defender.info from Control Panel or Applications

To start removing Scan-defender.info you should uninstall it using Control Panel. It can be present by different names – “Scan-defender.info”. It should uninstall correctly, however, we recommend you to use IObit Uninstaller or CleanMyMac to clean leftover items after uninstalling. Here are instructions for Windows 7, Windows 8, Windows 10, Windows 11 and Mac.

Remove Scan-defender.info from Windows 7:

  1. Click Start button.
  2. Then go to Control Panel.
  3. Click Uninstall a Program.
  4. Find recently installed suspicious program and click Uninstall.

Remove Scan-defender.info from Windows 8:

  1. Hover mouse pointer to the bottom-right corner to see Menu.
  2. Click Search.
  3. After that click Apps.
  4. Then Control Panel.
  5. Click Uninstall a Program under Programs.
  6. Find recently installed suspicious program, click Uninstall.

Remove Scan-defender.info from Windows 10:

There are 2 ways to uninstall Scan-defender.info from Windows 10

Way one
  1. Click on the Start button.
  2. In opened menu choose Settings.
  3. Click on the System tile.
  4. Click Apps & features and locate recently installed suspicious program in the list.
  5. Click on it and then click Uninstall button near it.
Way two (classic)
  1. Right-click on the Start button.
  2. In opened menu choose Programs and Features.
  3. Locate recently installed suspicious program in the list.
  4. Click on it and then click Uninstall button above.

Remove Scan-defender.info from Windows 11:

  1. Right-click on the Start button.
  2. In opened menu choose Settings.
  3. Click on the Apps tab on the left side.
  4. Click Apps & features and locate recently installed suspicious program in the list.
  5. Click on 3-dots icon near it and then click Uninstall button near it.
  6. Depending on the type of application (Windows Store app or classic Win32 app) it will be removed immediately or you will need to confirm the action and go through standard uninstall procedure.

Remove Scan-defender.info from Mac:

  1. In the Finder sidebar, click Applications.
  2. Scan-defender.info might have an Uninstaller.
  3. Otherwise, drag Scan-defender.info from the Applications folder to the Trash (located at the end of the Dock).
  4. Then choose Finder > Empty Trash.

Cannot uninstall Scan-defender.info in Windows

In some cases, program related to Scan-defender.info won’t uninstall and gives you a message that “You do not have sufficient access to uninstall Scan-defender.info. Please, contact your system administrator” when you try to remove it from Control Panel or “Access denied” error when removing the Scan-defender.info folder and files. This happens because the process or service does not allow you to do it. In this case, I will recommend you to use SpyHunter 5 or Malwarebytes AntiMalware or uninstall Scan-defender.info in Safe Mode. To boot in Safe Mode do the following:

  1. Reboot your computer.
  2. While it starts booting type F8 button.
  3. This will open Advanced Boot Options menu.
  4. Choose Safe Mode and wait until Windows loads.
  5. Go to Control Panel > Uninstall a program and remove recently installed suspicious program

>> See detailed instructions and video tutorial on how to boot in Safe Mode

Cannot uninstall Scan-defender.info in MacOS

If you can’t uninstall apps related to Scan-defender.info from MacOS using instructions above, or it keeps coming back, you can use free AppCleaner for Mac to remove all residual data and libraries of Scan-defender.info. Follow instructions below:

  1. Download free AppCleaner.
  2. Drag Scan-defender.info from Applications folder to AppCleaner window.
  3. Choose files and folders you want to remove along with Scan-defender.info.
  4. Click Delete button.

Remove malicious add-ons from your browsers

Uninstalling Scan-defender.info from Control Panel often does not bring the desired effect. It sometimes has a browser extension and it may still be active in Safari, Google Chrome, and Mozilla Firefox. Here are instructions on how to remove Scan-defender.info related extension from your browsers manually.

Google Chrome:

  1. Start Google Chrome browser
  2. In address box type (or copy-paste) chrome://extensions.
  3. Find Scan-defender.info related extension.
  4. Click the Remove button to remove them.
  5. Also remove other suspicious extensions from the list.

Mozilla Firefox:

  1. Start Mozilla Firefox browser.
  2. In address box type (or copy-paste) about:addons.
  3. Find Scan-defender.info related extension.
  4. Click three-dots icon near it and choose Remove in the menu.
  5. In opened dialog window click Remove button to confirm the action.
  6. Remove all suspicious extensions from the list.

Safari:

  1. Start Safari on your Mac, click Safari to open drop-down menu and choose Preferences
  2. Click Extensions tab.
  3. Find Scan-defender.info extension.
  4. Click Uninstall button to remove it.

Microsoft Edge:

  1. Start Microsoft Edge browser.
  2. In address box type (or copy-paste) edge://extensions.
  3. Find Scan-defender.info related extension.
  4. Click Remove link under the name of extension.
  5. In opened dialog window click Remove button to confirm the action.
  6. Remove all suspicious extensions from the list.

Internet Explorer (9, 10, 11):

Note: There is no feature to remove browser extensions from browser in latest version of Internet Explorer. To remove Scan-defender.info from Internet Explorer, please, perform instructions for uninstalling program from Control Panel. To disable Scan-defender.info, please, do the following:

  1. Open Internet Explorer.
  2. Click on gear/asterisk icon in the top-right corner.
  3. In opened menu Manage Add-ons.
  4. Select Toolbars and Extensions.
  5. Click Disable or Scan-defender.info related extension.
  6. Also disable other suspicious extensions from the list.

Opera Browser:

Generally, Scan-defender.info does not install in Opera browser however you can always double check. Do the following:

  1. Start Opera browser and click on Opera icon in the top-left corner.
  2. Choose Extensions > Extensions.
  3. Find Scan-defender.info related extension.
  4. Click Details button and scroll down to the bottom.
  5. Click Remove extension link and confirm the action by clicking Remove button on opened dialog window.
  6. Also remove other suspicious extensions from the list.

Reset browsers settings (homepage, default search)

Scan-defender.info may install a search engine that hijacks your browsers. Here is an instruction to reset your browser’s homepage, new tab, and search engine to default values.

Google Chrome:

  1. Start Google Chrome browser
  2. In address box type (or copy-paste) chrome://settings.
  3. On the left panel expand Advanced options.
  4. Choose Reset and clean up.
  5. Click on Restore settings to their original defaults link and confirm by clicking Reset button.

Mozilla Firefox:

  1. Start Mozilla Firefox browser.
  2. In address box type (or copy-paste) about:support.
  3. Click Refresh Firefox… button.
  4. Click Refresh Firefox button in opened dialog window to confirm.

Reset Safari:

  1. Start Safari on your Mac, click Safari to open drop-down menu and choose Preferences
  2. Go to the Privacy section of Safari’s preferences.
  3. Click Remove All Website Data button.
  4. In opened window click Remove Now button to remove data stored by websites in Safari.
  5. Go to the Advanced section of Safari’s preferences.
  6. Click the Show Develop menu in menu bar option.
  7. In the menu click Develop and select Empty Caches from this menu.
  8. Again, go to Safari menu and choose Clear History….
  9. Choose to clear all history and click Clear History button.

Microsoft Edge:

  1. Start Microsoft Edge browser
  2. Click on 3-dots icon in the top-right corner and choose Settings.
  3. On the left panel find and click Reset settings option.
  4. Click on Restore settings to their default values link and confirm by clicking Reset button.

Internet Explorer (9, 10, 11):

  1. Start Internet Explorer.
  2. Click on gear/asterisk icon in the top-right corner.
  3. In opened menu choose Internet options.
  4. Click Advanced tab.
  5. Click Reset button.
  6. Choose Delete personal settings and click Reset.

Opera Browser:

  1. Start Opera browser and click on Opera icon in the top-left corner.
  2. Choose Settings and click Advanced on the left side and choose Browser.
  3. Scroll down to the very bottom and click on Restore settings to their original defaults link.
  4. Confirm by clicking Reset button.

How to block ads and pop-ups from Scan-defender.info

Scan-defender.info push-notifications, in most cases, are caused by a program installed on your PC or an add-on installed in browsers. However, sometimes it can appear on a clean computer when visiting a malicious website, using an advertising script. Also, apps that generate “Scan-defender.info” ads and banners are themselves installed from pop-ups. To protect your PC and browsers from phishing websites, pop-up ads, banners, malicious scripts it is recommended to use AdGuard. Download free trial here:

Download AdGuard for Windows Download AdGuard for Mac

Final tips

Be careful surfing the internet and downloading software, as programs, like Scan-defender.info, may become a real headache as they are hard to remove and break your privacy. To keep safe from such threats we recommend you always use antivirus and one of the anti-malware programs available on the market. One of the best anti-spyware and anti-malware programs is SpyHunter 5. It can protect your PC from threats, like Scan-defender.info.

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James Kramer
Hello, I'm James. My website Bugsfighter.com, a culmination of a decade's journey in the realms of computer troubleshooting, software testing, and development. My mission here is to offer you comprehensive, yet user-friendly guides across a spectrum of topics in this niche. Should you encounter any challenges with the software or the methodologies I endorse, please know that I am readily accessible for assistance. For any inquiries or further communication, feel free to reach out through the 'Contacts' page. Your journey towards seamless computing starts here