How to disable Windows XP SP2 Firewall

Windows XP Service Pack 2 enables firewall by default. To prevent firewall enabled after installation, apply the registry setting BEFORE install SP2.

Windows Registry Editor Version 5.00



[HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindowsFirewall]



[HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindowsFirewallDomainProfile]

"EnableFirewall"=dword:00000000



[HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindowsFirewallStandardProfile]

"EnableFirewall"=dword:00000000