Microsoft KB Archive/139846

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Floppy Disk Drive Letters Not Swapped in Windows 95

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Q139846

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The information in this article applies to:


 * Microsoft Windows 95

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IMPORTANT: This article contains information about editing the registry. Before you edit the registry, you should first make a backup copy of the registry files (System.dat and User.dat). Both are hidden files in the Windows folder.

SYMPTOMS
If you change the drive letters assigned to floppy disk drives in your computer's CMOS setup utility, the drive letters may not be changed correctly in Windows 95. When you try to access the A or B drive, the wrong floppy disk drive may be accessed. Note that this problem does not occur if you boot to a Windows 95 command prompt or to your previous operating system.

CAUSE
This problem can occur if the method used by your computer to swap floppy disk drive letters is different than the method used by most computer, and is not recognized by Windows 95.

RESOLUTION
NOTE: For information about how to edit the registry, view the Changing Keys And Values online Help topic in Registry Editor (Regedit.exe). Note that you should make a backup copy of the registry files (System.dat and User.dat) before you edit the registry.

WARNING: Using Registry Editor incorrectly can cause serious problems that may require you to reinstall Windows 95. Microsoft cannot guarantee that problems resulting from the incorrect use of Registry Editor can be solved. Use Registry Editor at your own risk.

To resolve the problem described in this article, remove the Int13ToDrvSelMap value under the following registry key, and then restart your computer:

  Hkey_Local_Machine\System\CurrentControlSet\Services\Class\Fdc\0000 Keywords : diskmem win95

Issue type :

Technology : kbWin95search kbWin95