whenever I do anything on the pc it freezes and says not responding do not. changed the microsoft antivirus. no help

my computer is so slow, everytime I try to do something it freez and say does not. help please sélectionner

Hello
 
1. what operating system do you use?
2. you did it before the issue of any material changes or software?

Method 1: Optimize your operating system for better performance.
 
 
 
How to set performance options in Windows XP:
http://support.Microsoft.com/kb/308417

Tags: Windows

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