Symptoms of an infected computer

  • Solution ID:1104650
  • Last Updated:Mar. 22, 2018 1:26 AM (PST)
  • Applies to:Antivirus for Mac - 2015;2016;2017, 2018;Antivirus+ Security - 2015;Antivirus+ Security - 2016;Antivirus+ Security - 2017;Antivirus+ Security - 2018;Internet Security - 2015;Internet Security - 2016;Internet Security - 2017;Internet Security - 2018;Maximum Security - 2015;Maximum Security - 2016;Maximum Security - 2017;Maximum Security - 2018;Premium Security - 2015;Premium Security - 2016;Premium Security - 2017;Premium Security - 2018;
  • Checking if your computer is infected | Trend Micro Security

In this article, you will learn how to determine if your computer is infected by a malware.


Below are the common symptoms exhibited by a computer infected by a malware:

Slow computer performance
No response from the computer
Computer crashes
Slow startup
Pop-up ads
Missing files
Extra files
Unwanted toolbars
Website redirection
Unusual Sound Playing in the Background
Fake Antivirus
Windows Tools don't open