A computer virus is a type of malware that can replicate itself on your computer and spread to other devices. You might be infected with a virus if your computer suddenly starts running more slowly, ...

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.

Add Yahoo as a preferred source to see more of our stories on Google. Ever hear the phrase “spread like a virus”? We quite literally witnessed it the past few years. Like biological viruses, computer ...

A man uses a laptop at a coffee shop in downtown Hanoi. - AFP A man uses a laptop at a coffee shop in downtown Hanoi. - AFP In 2022, there were over 1.3 billion malware programmes in existence and 10 ...