Article ID: 314052 - View products that this article applies to.
This article was previously published under Q314052
For a Microsoft Windows 2000 version of this article, see 250456
This article describes the options that are available when you remove a Microsoft Windows XP upgrade and restore Microsoft Windows 95, Windows 98, or Windows Millennium Edition.
Note To perform the procedures that are described in this article, you must reinstall Windows 95, Windows 98, or Windows Millennium Edition, and all your other programs. This article does not describe how to recover a Windows 95, Windows 98, or Windows Millennium Edition installation.
For additional information about how to recover the previous installation of Windows 98 or of Windows Millennium Edition, click the following article number to view the article in the Microsoft Knowledge Base:
312569The "More Information" section discusses the following issues:
(http://support.microsoft.com/kb/312569/ )How to manually start the uninstall process to remove Windows XP
If you backed up all your data before you installed Windows XP, or you do not have any data that you must keep, you can reformat the hard disks in the computer and reinstall Windows 95, Windows 98 or Windows Millennium Edition. For more information, see the "Removing NTFS" section.
Warning: When you format a disk, you delete all the files and all the data. Format a disk only if you have backed up all the files that you want to keep.
Renaming foldersIf you install Windows 95, Windows 98, or Windows Millennium Edition on the same drive where Windows XP is installed, you must rename certain folders to prevent possible conflicts.
Note If you reformat the hard disk, you do not have to rename any folders.
To rename the Program Files folder and the Windows folder, type the following commands at a command prompt, and press ENTER after each command:
Removing NTFSTo remove the NTFS file system, reformat the hard disk to use the FAT or FAT32 file system. To do so, use the Windows XP startup disks. If your computer supports a bootable CD-ROM, you can also use the Recovery Console tool on the Windows XP CD-ROM. If you reformat or repartition a disk, you delete all the data that is on the disk. Therefore, make sure that you back up your data before you reformat the disk.
To use Recovery Console to reformat a drive, follow these steps:
Freeing up disk spaceIf you have low disk space, you can safely delete the following files and empty the following folders:
Removing Windows XP filesThe following files are hidden files. These hidden files are located in the root folder of the drive that is used to start the computer. Typically, this is drive C (the first drive letter that is available for hard disks).
To remove the Windows XP system files, follow these steps:
Running the Setup program in Windows 95, Windows 98, or Windows Millennium EditionTo run the Windows Setup program, start your computer by using the Startup disk for the Windows operating system that you are installing. After you access the CD-ROM drive, type the following commands, and press ENTER after each line:
sys c:Where x is the letter of your CD-ROM drive.
Note In Windows Millennium Edition, the first command may not work and may generate an error message. Typically, this problem does not prevent a successful installation. The Windows 95, Windows 98, or Windows Millennium Edition CD-ROM have a Setup.txt file that explains how to run the Setup program. There are more instructions for the Setup program in the Getting Started guide that is included with each of the operating systems.
Article ID: 314052 - Last Review: May 7, 2007 - Revision: 2.2
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