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.

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 …

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 …

Jun 29, 2025 · Discover the common signs that your computer may have a virus and how to identify potential threats to your device.

Jul 10, 2025 · If you suspect your Windows desktop or laptop computer is infected with a virus or malware, there are two ways to verify it: Locate the virus manually, or run multiple scans using a …

Feb 18, 2024 · Think your computer is infected? Learn how to know if your computer has a virus, the signs to look out for, and how to respond.

Feb 27, 2025 · This guide covers everything you need to know about computer viruses, including how to quickly detect and remove them from your devices and protect yourself from future infections.

Dec 4, 2025 · Viruses now work silently in the background, but fortunately, there are tools to stop them.

Nov 2, 2025 · Learn how to scan and remove computer viruses using trusted antivirus software options, find free online virus scanners, and safeguard your system from threats.

Jul 1, 2025 · Key signs of a virus include slow performance, frequent crashes, random pop-ups, and unfamiliar files or programs. To check for malware, use antivirus software, monitor system activity via …