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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.
May 18, 2026 · This guide walks through the main scan options available in Windows Security, including quick, full, custom, and Microsoft Defender Offline scans. It also covers ho
Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.
14 hours ago · A full virus scan with Microsoft Defender is one of the simplest ways to check your Windows 11 PC for malware hiding in apps, downloads, archives, and system folder
Oct 9, 2025 · Learn how to easily scan for malware on Windows 11 with our step-by-step guide, ensuring your system stays secure and protected.
May 30, 2025 · How to scan your device for malware Windows 11/10. Simple steps to run malware scan, check computer for threats, and protect your system from harmful attacks.
Jun 14, 2024 · Running a malware scan on Windows 11 is crucial for protecting your device. Follow this step-by-step guide to ensure your system stays secure and virus-free.
Apr 15, 2025 · By following this guide, you can confidently scan your Windows 10 or 11 PC for viruses and malware anytime for free and keep your computer running smoothly and secu
Scan your device now with our free virus and malware scanner. Detect and remove viruses and other cyber threats from your Windows PC, Mac, Android, and iOS.
Dec 25, 2023 · To begin a scan, open Start, type "Windows Security", and click to open. Next, select "Virus & Threat Protection." Then click "Quick Scan" to initiate a scan. Your