Microsoft Defender isn't enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free antivirus apps we've tested.
All the antivirus apps here were installed on a Windows 11 PC updated to the latest version and with all security patches ...
Most popular operating systems come with robust antivirus software built in: Microsoft Defender on Windows and XProtect on MacOS. However, a third-party antivirus solution can provide additional ...