How does a Virus Infected Computer Behave?

When your system is not working normally, it may be infected with a virus but in many cases they could also indicate software or hardware problems that have nothing to do with a virus. 

Infected system are always irritating to work with. Here are a very basic primary indications that the virus infected system might behave:

# System runs consistently slower than normal

# Stops responding to instructions and locks up often

# Restarts and Crashes every few minutes

# The system fails to run normally and restarts on its own

# Applications don't work normally as earlier 

# Some disks or disk drives are inaccessible

# Printing doesn't work correctly

# Unusual error messages start coming on the screen

# Distorted menus and dialog boxes appear on the screen

# Pop up appears without clicking on any link

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