Microsoft Defender isn't bad, but it's not 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.

Antivirus software is simply essential, but if you've upgraded to Windows 11, the built-in security suite might be good enough on its own. Microsoft Defender Antivirus is included for free as part of ...

From our phones to our laptops, we use many gadgets and increasingly store vital information on them. Malware can steal this data and lock you out of your devices, derailing your personal and ...

Computers of any kind are at risk of receiving malware, and even though Windows 11 comes with Microsoft Defender Antivirus ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Avira is a cybersecurity company known for its freemium ...