Online scan your computer for viruses

One-time Scan. Try for free. Smart way to test your antivirus Easy-to-use tool that can run alongside any existing antivirus. Comprehensive malware detection Find and remove viruses, Trojans, spyware, phishing and other internet threats. FREE and easy-to-use tool No commitment, no registration — completely free one-time scan. Periodic scanning of your device Regular and automatic monthly check for infections and suspicious applications. Windows Defender includes a user-friendly interface, load your PC with bloatware and it requires fewer system resources than most antivirus programs.

Panda Cloud Cleaner is another lightweight scanning program that can hunt down malware hiding out on your PC. Just like with ESET and F-Secure, it installs a small file on your computer and stays up on new malware via cloud connection. To get started with Panda Cloud Cleaner, visit the homepage from the link above and click Scan Now to download the installer file.

Follow the directions it shows to complete your free system scan. For the rescue software, click Download Now and follow the directions on-screen to create your recovery drive. The instructions will also show you how to boot from the drive to start repairing your computer. BitDefender, a big name in antivirus software, offers an excellent free option Mac users that includes full system scans and the latest virus and malware definitions. The free scanner locates malicious files for you, rather than deleting them automatically.

BitDefender also has a free home network scanner that searches for vulnerable devices and passwords and offers detailed security recommendations. Tap or click here to try it. ClamXAV is a lightweight, open-source anti-malware solution for Mac users. This one sets itself apart by just how few resources it uses. Unlike many other system scanners, you can run ClamXAV in the background while you do other things. You can enable this by opening System Preferences, clicking on Security and Privacy, then clicking on General.

You may be required to enter your system username and password before continuing. Once this step is complete, you can download and install ClamXAV. Follow the on-screen prompts.

Malwarebytes is one of the most popular anti-malware tools on the market. Malwarebytes is extremely fast and can scan your entire computer in as little as 30 seconds. It also identifies and removes malicious files for you once the scan is complete — no extra work required on your end. The installer file will appear in your Downloads folder in the bottom right corner of your dock where all your program icons live.

Safety scanner is a portable executable and does not appear in the Windows Start menu or as an icon on the desktop. Note where you saved this download. This tool does not replace your antimalware product. These antimalware products also provide powerful malware removal capabilities. If you are having difficulties removing malware with these products, you can refer to our help on removing difficult threats. Please refer to the Microsoft Lifecycle Policy. For more information about the Safety Scanner, see the support article on how to troubleshoot problems using Safety Scanner.

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