Warning signs of virus attacks on systems and devices

  • Computer runs more slowly than normal
  • Computer stops responding or locks up often
  • Computer crashes and restarts every few minutes
  • Computer restarts on its own and then fails to run normally
  • Applications on your computer don't work correctly
  • Disks or disk drives are inaccessible
  • Can't print correctly
  • Unusual error messages
  • Distorted menus and dialog boxes