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.
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How to check for virus and protect your computer
Run full system scan If you suspect that you have a virus on your computer, use antivirus software to run a full system scan of your device. It's best to set your antivirus program to automatically ...
Over 300,000 new types of ransomware and other malicious software are discovered daily, according to the IT security research institute AV-TEST. Computer viruses can slow your devices, create a slew ...
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