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.

Jul 31, 2025 · Learn to run a malware scan on Windows 11 with our easy step-by-step guide. Protect your PC from threats and ensure your system's safety.

Jan 29, 2025 · On Windows 11, you can use the Microsoft Defender Antivirus to scan individual files and folders to make sure they are not infected, and I'll show you four methods.

Jun 27, 2024 · To perform a full virus scan with the Microsoft Defender Antivirus, open Windows Security > Virus & threat protection > Scan options, choose “Full,” and click “Scan now.” You can also use …

To see all your choices, click on the Scan options link, which is usually right below the Quick scan button. Here are the four different types of scans available, and when you should use each one: 1. …

May 23, 2024 · Checking for viruses on Windows 11 is a task that every computer user should know how to do. This guide will help you scan your computer for viruses and malware using built-in tools …

Jul 13, 2025 · Here’s a detailed, comprehensive guide on how to run a full virus scan using Microsoft Defender on Windows 11. While the entire article is approximately 5000 words, it provides in-depth …

Dec 4, 2025 · How to find and remove viruses on your Windows PC - 12 free methods that I can attest to Viruses now work silently in the background, but fortunately, there are tools to stop them.

5 days ago · Each device has specific ways to check for malware and viruses. Introduction Knowing how to check if your computer has a virus is essential in keeping your devices safe. Whether you’re using …

Free scan to see if your Windows or Mac get infected. Detect and remove viruses, malware, spyware, and other malicious threats.