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. fizkes / iStock via Getty Images Having computer access in the digital age isn't a luxury anymore — it's a basic human need. For ...

Looking for a new antivirus? My tried and tested favorites will improve the security of your desktop PC, laptop, and mobile devices.