Related Information Using This Appendix Installing and Running Troubleshooting Tools Disaster Recovery Tools Application and Service Tools Remote Management Tools Disk and Maintenance Tools System File Tools Networking Tools Additional Resources This appendix describes the troubleshooting and maintenance tools available in Windows XP Professional.To help you locate the tools needed to solve a problem, Table C-1 describes how this appendix presents related tools.The following discussion provides detailed information about the configuration, management, and maintenance of authentication functions for Windows XP Professional–based clients, whether they are stand-alone clients or members of an Active Directory or other network environment.If you are already familiar with the security model in Microsoft Windows NT version 4.0 and Microsoft Windows 2000, you will recognize many of the features in Windows XP Professional.  To choose a different download folder, go to "Tools - Options" and under "General / Downloads" ("Main / Downloads" in Firefox 3.5), select "Save files to" (if not already selected) and click the "Browse" button ("Choose" button on Mac OS X).Note: In cases where the "Ask me where to save files" option has been selected, the problem may be related to the last-selected download folder.
The subset of tools discussed here is especially useful for troubleshooting many common problems.
Doing so, however, typically launches a message box indicating that another version of the product is already installed and directing you to the control panel to uninstall it.
The primary reason for this is that the Product Code Guid identifies the product to Windows (see the setup project properties in Figure 1).
For information on how to obtain the Windows XP Professional Resource Kit in its entirety, please see
Related Information Overview Working with Authentication Protocols Managing Credentials Setting Authentication Policy Options Auditing and Troubleshooting Logon and Authentication Additional Resources Authentication takes place all around us.