Top Windows XP issues

• Get help with invalid product key error messages
• Switch between the 32-bit versions of ASP.NET 1.1
• Open programs with Windows XP SP2 when receiving "Illegal System DLL Relocation" error message
• Fix problems when you run Wireless Network Setup Wizard with Windows XP Service Pack 2

Most popular solution centers

• Windows XP Solution Center
• Windows Internet Explorer 7 Solution Center
• Windows Vista Solution Center
• Office Outlook 2003 Solution Center
• Flight Simulator X Solution Center

Self support

Start here for how-to, troubleshooting, downloads, and product information.

• Find support and troubleshooting topics by product
• Search the Knowledge Base
• Search Microsoft Technical Communities
• Find out how long your product is supported

Need more help?

Contact a support professional by e-mail, online chat, or telephone.

• Select a product to start
• View support requests you have submitted online

Microsoft Services

• Support Services provide a variety of support options to help businesses, IT professionals, developers, and home users
• Consulting Services provide customized technical expertise to Enterprises
• Customer Service provides assistance on non-technical issues such as product purchases, subscriptions, and more