Dealing with malware and viruses can be frustrating, but protecting your computer is crucial. This guide will walk you through the process of removing malware and viruses from your Windows 10 or 11 computer using free tools. By following these steps, you’ll ensure your computer is clean and running smoothly.
Key Takeaways
- Use Norton Power Eraser, Malwarebytes, and other free tools to scan and remove malware.
- Regular maintenance, including scans with Malwarebytes and Windows Security, can prevent future infections.
- If severe malware persists, a complete Windows reinstall may be necessary.
Step-by-Step Guide to Removing Malware and Viruses
1. Start with Norton Power Eraser
Norton Power Eraser is an excellent tool for detecting and removing stubborn malware.
- Download and Install: Visit the Norton Power Eraser website and download the correct version for your system (32-bit or 64-bit).

- Run a Scan: Open the downloaded file, agree to the terms, and click “Run Now.” The tool will scan your system for any malware.

- Remove Detected Threats: If threats are found, select them and click “Remove.” Otherwise, click “Done” and exit the tool.

2. Clean Your System with Malwarebytes AdwCleaner
Malwarebytes AdwCleaner is another powerful tool that specializes in removing adware and potentially unwanted programs (PUPs).
- Download AdwCleaner: Go to the Malwarebytes AdwCleaner website and download the tool.

- Run a Scan: Open the file, agree to the terms, and click “Scan Now.” AdwCleaner will search for adware and PUPs.

- Remove Detected Items: If anything is found, click “Quarantine” to remove it. Afterward, perform a basic repair and install Malwarebytes for ongoing protection.

3. Deep Scan with Malwarebytes Anti-Malware
After using AdwCleaner, it’s important to run a deeper scan using Malwarebytes Anti-Malware. This tool is more comprehensive and can catch threats that other tools might miss.
- Install Malwarebytes: After running AdwCleaner, you’ll have the option to install Malwarebytes Anti-Malware. Click on “Try Malwarebytes Protection” to proceed. If you face any issues with installation, download and install Malwarebytes manually.

- Run a Full Scan: Open Malwarebytes once it’s installed. Click “Scan” to initiate a full system scan. This will check your memory, startup items, registry, and file system for threats.

- Quarantine Detected Threats: If Malwarebytes finds any threats, select them and click “Quarantine All.” In some cases, you may need to restart your computer to complete the removal process.

- Switch to Free Version (Optional): After the scan, if you’re not interested in the premium version, you can switch to the free version. Go to the “Account” tab in settings and deactivate the premium trial.

4. Use SuperAntiSpyware Free Edition for Additional Scanning
SuperAntiSpyware is another tool that helps in finding and removing spyware and tracking cookies.
- Download SuperAntiSpyware: Visit the SuperAntiSpyware website and download the free edition.

- Run a Complete Scan: After installation, run a complete scan to detect any remaining threats.

- Remove Detected Threats: Review the detected items, select them, and click “Continue” to remove them.

5. Clean Up with CCleaner
While not primarily an anti-malware tool, CCleaner helps optimize your computer by removing unnecessary files and cleaning the registry.
- Download and Install CCleaner: Go to the CCleaner website, download the free version, and install it.

- Run Custom Clean: Open CCleaner, click on “Custom Clean,” and then click “Run Cleaner” to remove junk files.

- Clean the Registry: Use CCleaner’s registry cleaner to fix any issues and optimize your system.

6. Perform a Final Scan with Windows Security
Windows Security, built into Windows 10 and 11, offers real-time protection and is an essential part of your malware defense.
- Run a Full Scan: Open Windows Security, navigate to “Virus & threat protection,” and select “Full scan” to ensure your system is clean.

7. Cleaning Up: Uninstalling Unnecessary Tools
After you’ve used all the tools to remove malware and optimize your computer, it’s a good idea to clean up by uninstalling the tools you no longer need. This keeps your system clutter-free and running efficiently. While Malwarebytes and Windows Security should stay installed for ongoing protection, the other tools can be safely removed.
Steps to Uninstall CCleaner and SuperAntiSpyware
- Access the Control Panel:
- Click on the Start button, type “Control Panel” in the search bar, and press Enter.In the Control Panel, set the “View by” option to Large icons for easier navigation.

- Open Programs and Features:
- Click on Programs and Features. This will display a list of all installed programs on your computer.

- Uninstall CCleaner:
- Scroll down to find CCleaner in the list.Select it, then click Uninstall/Change at the top of the list.Follow the prompts to uninstall CCleaner from your system.

- Uninstall SuperAntiSpyware:
- Next, locate SuperAntiSpyware Free Edition in the list.Select it, and then click Uninstall/Change.Confirm the uninstallation by clicking OK, and follow the prompts to complete the process.

- Restart Your Computer (Optional):
- Once you’ve uninstalled these programs, it’s a good idea to restart your computer to ensure all changes take effect properly. To restart, right-click on the Start button, choose Shut down or sign out, and then click Restart.

Why Clean Up Matters
Removing these tools after use prevents unnecessary programs from running in the background, taking up system resources, and potentially causing conflicts. This final cleanup step ensures that your computer remains as fast and efficient as possible, with only essential software installed.
Regular Maintenance Tips
To keep your computer secure, follow these maintenance steps:
- Periodic Scans with Malwarebytes: Run a Malwarebytes scan every two weeks or monthly.
- Real-Time Protection with Windows Security: Let Windows Security handle real-time scanning and alerts.
- Consider Upgrading Malwarebytes: The premium version offers real-time protection, but the free version is sufficient for most users.
Conclusion
By following this guide, you should be able to remove most malware and viruses from your Windows 10 or 11 computer. Regular scans with Malwarebytes and relying on Windows Security’s real-time protection will help keep your system safe. If severe issues persist, a complete reinstallation of Windows might be necessary. For detailed instructions, you can use the following guides:
FAQs
How often should I run these malware removal tools?
It’s best to run these tools at least once a month or whenever you suspect an issue.
Is it necessary to keep all these programs installed?
No, you can uninstall most of them after use, except for Malwarebytes and Windows Security, which should remain installed for ongoing protection.
Can I use these tools on older versions of Windows?
Yes, most of these tools are compatible with older Windows versions, but it’s recommended to use the latest version of Windows for better security.
What should I do if these tools don’t remove a threat?
If a threat persists, you may need to back up your data and perform a clean installation of Windows.
Is CCleaner safe to use?
Yes, CCleaner is safe when used correctly. Be cautious of additional offers during installation and only use the tools relevant to your needs.