If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

Get comprehensive virus protection and removal now with Avast Free Antivirus. Avast’s powerful virus scanner detects and removes existing threats and helps prevent future infections. And it’s 100% free and easy to use. Get it for Android, iOS, Mac.

Get a free one-time online virus scan, or a free 30-day trial with unlimited virus scans from ESET. Our online virus scanner will help you identify and remove malware. Stay protected with ESET software.

Oct 25, 2023 · The best way to check your PC for viruses is to run a manual virus scan of your system with Microsoft Defender, Malwarebytes, or another antivirus program. You can also press Ctrl+Shift+Esc to open the Task Manager and look for unusual processes using a lot of resources.

Aug 28, 2024 · Scanning for malware on Windows 11 is a straightforward process that can help protect your computer from harmful software. You’ll need to use built-in tools like Windows Security or third-party antivirus software.

Aug 15, 2024 · Running a virus scan on Windows 10 is an essential practice to maintain your computer’s health and security. By following these simple steps and utilizing the built-in Windows Defender, you can quickly identify and remove threats that might be lurking on your system.

Sep 5, 2024 · These are general steps to scan and remove malware from your PC and should apply equally to Windows 11, Windows 10, Windows 8, Windows 7, Windows Vista, and Windows XP. Properly scanning your PC for viruses and other malware is easy and could take several minutes or longer.

Aug 13, 2024 · Scanning for viruses on Windows 11 is a simple yet crucial task to safeguard your computer from malicious software. By using the built-in Windows Security tool, you can quickly and efficiently check your system for threats.

Feb 27, 2025 · Run full system scan: Use Windows Defender or a trusted antivirus like McAfee or Total AV to perform a complete scan. Delete temporary files : Use Disk Cleanup to remove unnecessary files that may hide malware.