\add-ons - Contains add-ons for Windows Me, such as introductory documentation, Internet Printing Protocol support, Microsoft Backup, and the Terminal Services client.
\autorun - Contains the files needed to autorun the Windows Me CD-ROM.
\cdsample - Contains an interactive sampler of Microsoft products.
\drivers - Contains drivers for specific DVD players, ISDN devices, modems, Netgear networking products, and flash storage devices.
\tools - Contains a few older MS-DOS tools and a number of Microsoft Product Support Services (PSS) tools, such as DOS and Windows-based bug reporting tools.
\win9x - Contains the Windows Me installation file set.
autorun.inf - Causes SETUP.EXE to be run automatically when the Windows Me CD-ROM is inserted in a drive.
readme.txt - A short text file containing pointers to other helpful text files on the CD-ROM.
setup.exe - Graphical front-end for the Windows Me installation (\win9x\setup.exe). This version of Setup can only be run from Windows.
setuptip.txt - Late-breaking information that supplements the Windows Me documentation.
Now let's take a look at the individual directories:

\add-ons

\Document - Contains introductory documentation for Windows Me, including a Read Me file, a Quick Start guide, and a hard drive block text file that explains a common problem that prevents Windows Me Setup from finishing.
\IPP - Contains the Internet Printing Protocol (IPP) client, which will allow Windows Me systems to connect to IPP printers in a Windows 2000 network.
\MSBackup - Contains the Microsoft Backup program, which is otherwise unaccessible from within Windows Me (that is, Microsoft doesn't allow you to install this program from Add/Remove Programs for some reason).
\Tsclient - Contains Windows Me-compatible clients for Citrix and Microsoft Terminal Services environments.
\autorun

autorun.exe and win9xcd.ico - Files needed for autorun.
　

\cdsample

sampler.exe - This file will install or execute the CD sampler. There are a number of other support files and folders as well.
　

\drivers

\dvd - Contains a driver for the Cinemaster 1.2 hardware-based DVD decoder.
\isdn - Contains a driver for the Eicon Diva ISDN device.
\Modem - Contains MWAVE modem drivers for IBM ThinkPad 600, 600E, 770X and 770Z.
\net - Contains a driver for the Netgear FA310TX network interface card (NIC).
\Storage - Contains a driver for TrueFFS-9x, a new version of M-Systems' TrueFFS Flash File System for Intel, AMD, Fujitsu, M-Systems and compatible Linear Flash Cards.
　

\tools

\oldmsdos - Contains older MS-DOS-based tools, such as MS-DOS Help (help.com), Microsoft Diagnostics (msd.exe), and QBasic.
\pssutils - Contains a number of Microsoft Product Support Services (PSS) tools. These include:
\mediatst - Three media files for testing audio playback.
acpihct.exe - The ACPI Hardware Compatibility Test (HCT), requires an ACPI compatible machine.
cdinfo.exe - For retrieving information about the CD drives attached to the machine.
DOSREP.EXE - The MS-DOS Reporting Tool, for creating and submitting bug reports to Microsoft Technical Support. The generated report includes information about your system settings and files from your computer.

ipac_off.inf, ipac_on.inf - Disable and enable TCP/IP auto-configuration.
irdasir.reg - A registry file that enables external infrared device installation.
nnt.inf - Removes the NAMENUMERICALTAIL value from the registry, which controls how short file names are generated.
pssutil.txt - A Read Me for several of the tools in this folder.
ptxt_on.inf, ptxt_off.inf -- Determines whether plain text or encrypted passwords are sent to servers on the local network. By default, passwords are encrypted, but Samba servers require plain-text passwords.
readme.txt - The Read Me file for acpihct.exe.
remfdma.inf, addfdma.inf - Disable or enable FDMA on PCI-ISA bridge devices.
winrep.exe - The Windows Report Tool, for creating and submitting bug reports to Microsoft Technical Support. The generated report includes information about your system settings and files from your computer.
wmremove.inf - Fixes problems with certain classesof Winmodems when upgrading to Windows Me.