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Some may encrypt your files so you aren’t able to open them. Some malware cause problems by deleting files and programs or moving them around. Read our guide to filing documents on your computer 5. If you suddenly find yourself devoid of storage space on your hard drive, a virus may be doing its utmost to make your computer unusable. Suspicious hard drive activityĪn excessively active hard disk where it makes continual noise or constantly spins – even though you’re not using your computer nor have any programs running – can be a sign your PC is infected with a virus. Read our tips for speeding up your computer's start-up 3. If your computer’s performance is sluggish, check first that it isn’t due to a lack of RAM memory or hard disk space. If your PC is taking longer than normal to start or programs are taking ages to open, then your PC may have a virus. This is an example of rogueware, which asks you to pay for a program to remove a fake virus but may in fact allow even more malware to be downloaded.ĭid you know that your iPhone and iPad could also be targeted by hackers? Read our security tips. Never click on a suspicious pop-up – even if it says ‘a virus was detected’. Not only are they annoying, other malware may lurk inside poised to wreck further havoc. Unexpected onscreen ads are a typical sign of a virus infection. Here are the top ten signs your PC has a virus.
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Two main ways to protect your computer from viruses software#
Viruses are malicious software – known as malware – that can destroy files, steal personal information and damage your computer.