有兩種方法
一種是在安裝完sp2後再把不必要的服務關掉
開始>執行>services.msc
找到防火牆的選項再把它停用即可

ie的擋popup功能在工具>網際網路選項>隱私權

或是nlite也可對光碟作瘦身把你不想要的功能先從光碟內殺掉，安裝完後的xp才佔1g多的空間
但是nlite對中文版的xp有點問題

另外以下的服務都可視自己的需求將其停用歐~
Routing and Remote Access
Alerter
Application Layer Gateway Service** (only if firewll is not used)
Application Management
Background Intelligent Transfer Service
ClipBook
COM+ System Application
Computer Browser
Distributed Link Tracking Client
Distributed Transaction Coordinator
Error Reporting Service
Fast User Switching Compatibility ** (only if fast user shiching is not used or the machine have one user only)
Help and Support
IMAPI CD-Burning COM Service** (only if do you not use the cd-rw xp record suport)
Indexing Service
Internet Connection Firewall (ICF) / Internet Connection Sharing (ICS)
IPSEC Services
Logical Disk Manager Administrative Service
MS Software Shadow Copy Provider
Net Logon
NetMeeting Remote Desktop Sharing
Network DDE
Network DDE DSDM
Network Location Awareness (NLA)
NT LM Security Support Provider
Performance Logs and Alerts
Portable Media Serial Number
Print Spooler ** (only if the pc do not have or use a printer)
Protected Storage
QoS RSVP
Routing and Remote Access
Remote Desktop Help Session Manager
Remote Procedure Call (RPC) Locator
Remote Registry
Removable Storage
Secondary Logon
Security Accounts Manager
Server
Smart Card
Smart Card Helper
SSDP Discovery Service
System Restore Service
TCP/IP NetBIOS Helper
Task Scheduler
Telnet
Themes
Uninterruptible Power Supply
Universal Plug and Play Device Host
Upload Manager
Volume Shadow Copy
Windows Image Acquisition (WIA)
Windows Installer
Windows Management Instrumentation Driver Extensions
Wireless Zero Configuration
WMI Performance Adapter
Windows Time