Antivirus programs can slow down your computer due to high memory usage, especially during full scans. Check if the antivirus is the cause of slowness by temporarily disabling it and monitoring ...

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 ...

Here are the basics: Microsoft Defender is the virus protection integrated into Windows by default. If no other antivirus program is installed and activated, Defender protects you against viruses. You ...

Every time I've had the pleasure of troubleshooting a slow computer, I've discovered that viruses were sapping the PC's performance—and that's included my own. However, you don't have to start pricing ...

Virus removal tools can be standalone one-time scanners or built into full antivirus software. They scan your system for malicious files and remove them. Standalone tools are great as a second opinion ...

True to its name, AOL Tech Fortress protects your computer and the programs your family uses. It's the ultimate in antivirus software. (Photo: Getty) Ever hear the phrase “spread like a virus”? We ...

Dennis O'Reilly began writing about workplace technology as an editor for Ziff-Davis' Computer Select, back when CDs were new-fangled, and IBM's PC XT was wowing the crowds at Comdex. He spent more ...

Q: When I do a full virus scan on my PC, the program says I have 683,000 files. How do I find and get rid of the unnecessary files? A: Depending upon your setup, there are a few things you can check ...

It's important to know the signs of a virus, so that you can act quickly to get rid of any malware and stay safe in future. A virus is a type of malicious software, or malware, that can replicate ...