Ghost Drive Letter A: Removal Instructions Version 1.920 of the Phoenix Technologies K.K. FDC driver has incorporated a ghost drive letter A: functionality which will remove the ghost drive letter A: in a system which does not contain a floppy drive, and allow the driver to mount the USB floppy as "Drive A:". In order to implement this feature, the "pusbfdsm.inf" file needs to be modified as follows: Case 1: The host machine has no internal floppy device, or I wish to remove the hosts internal floppy device and mount the USB floppy as "Drive a:"- HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","DestroyA",0x10001,1 HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","DestroyB",0x10001,0 HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","MountA",0x10001,1 HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","MountB",0x10001,1 Case 2: The host machine has an internal floppy device or the machine has no internal floppy but I do not want to remove the Ghost A: drive letter. HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","DestroyA",0x10001,0 HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","DestroyB",0x10001,0 HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","MountA",0x10001,1 HKLM,"System\Currentcontrolset\Services\pusbfd1\Parameters","MountB",0x10001,1Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.