You can check your hardware drivers, and see if they really up-to-date. Then try all kinds of antivirus and scan your system for malware and spyware. Then try a

You can check your hardware drivers, and see if they really up-to-date. Then try all kinds of antivirus and scan your system for malware and spyware. Then try a registry cleaner to clean your registry file. OR Just install linux you won't regret it ;) that was my best decision ever.