Realizing that your computer is infected with a virus can be a heart-stopping moment, but there's no need to panic. Viruses or other malware can have a devastating effect on your PC, slowing its ...

Discover the best antivirus programs for computers that keep you protected without slowing you down. Best Antivirus Software ...

Pirated media and free games are common culprits, as well as phishing attacks where you click on an unsafe link, button, or email attachment. Once clicked, the virus or other malware installs itself.

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. Our team tests, rates, and ...

In 2025, most devices feature built-in antivirus software that scans files you attempt to download, blocking anything it deems suspicious. Antivirus tools also perform automated scans to remove ...

Add Yahoo as a preferred source to see more of our stories on Google. Both Avast and Bitdefender originally built their reputations on their high-quality, free solutions. Even though they've both ...

Every device you use is under attack. And malware isn’t just a prank that slows down your PC anymore — it’s big business. Modern malware is the domain of organized crime, from ransomware that holds ...

If a ransom note suddenly appears on your PC screen, your PC has been hacked. But computer attacks are not always so drastic and clear-cut. For the less obvious cases, you’ll need a finer sense and ...

Free antivirus apps can protect your PC from common threats—but paid software often adds stronger defenses, extra tools, and peace of mind. I'm here to walk you through the differences. When the IBM ...

What is antivirus software and do you still need it in 2026?