The Windows folder and its subfolders contain the operating system files for your Windows XP Professional installation (as shown in Table A-4).
| Folder Name | Contents |
|---|---|
| WINDOWS or WINNT | Miscellaneous operating system and application files (for example, Control.ini, Desktop.ini, Notepad.exe, and System.ini files) |
| Addins | ActiveX controls (.ocx) files |
| AppPatch | Application compatibility files |
| Config | Musical Instrument Digital Interface (MIDI) instrument definition files |
| Connection Wizard | Internet connection files that are used when a computer starts Windows for the first time |
| CSC | Offline files that are used during client-side caching |
| Cursors | Cursor and icon files |
| Debug | Log files |
| Downloaded Program Files | Downloaded program files |
| Driver Cache | Uninstalled driver files |
| Fonts | All font files |
| Help | Help files |
| Ime | Language files |
| ime (x86) | Language files for x86-based systems |
| Java | Java files |
| Media | Sound and music files (for example: *.wav and *.midi) |
| MS | Installation folder for Microsoft Systems Management Server (SMS) client |
| Msagent | Microsoft Agent files (Microsoft Agent is a set of programmable software services that support the presentation of interactive animated characters within the Microsoft Windows interface) |
| Msapps | Files that support backward compatibility in applications |
| Mui | Multi-user interface files |
| Offline Web Pages | Downloaded Web pages for offline reading |
| PCHEALTH | Help and Support Center files |
| Prefetch | Data files related to enhancing the speed at which applications start |
| Registration | COM+ files. COM+ files are enhancements to the Microsoft Component Object Model (COM) |
| Repair | Registry backup files (these files are updated if you use NTBackup and choose to back up system state files) |
| Resources | User interface files |
| SchCache | Schema cache folder |
| Security | Log files, templates for snap-ins, and security database files |
| Setupupd | Dynamic Update storage location |
| Srchasst | Search assistant files |
| System | Backward compatibility files related to the System folder (for example, applications that look for a System folder) |
| system32 | Core operating system files (for more information, see System32 Folder later in this appendix) |
| Tasks | Scheduled Task files |
| Temp | Temporary files |
| twain_32 | Imaging files (for scanners) |
| Web | Printer and wallpaper files |
| WinSxS | Side by Side (shared components) |