Associates a path with a drive letter. If used without parameters, subst displays the names of the virtual drives in effect.

For examples of how to use this command, see Examples.

Syntax

subst [<Drive1>: [<Drive2>:]<Path>] 
subst <Drive1>: /d

Parameters

Parameter Description

<Drive1>:

Specifies the virtual drive to which you want to assign a path.

[<Drive2>:]<Path>

Specifies the physical drive and path that you want to assign to a virtual drive.

/d

Deletes a substituted (virtual) drive.

/?

Displays help at the command prompt.

Remarks

  • The following commands do not work and should not be used on drives that are specified in the subst command:

    chkdsk

    diskcomp

    diskcopy

    format

    label

    recover

  • The Drive1 parameter must be within the range that is specified by the lastdrive command. If not, subst displays the following error message:

    Invalid parameter - drive1:

Examples

To create a virtual drive Z for the path B:\User\Betty\Forms, type:

subst z: b:\user\betty\forms 

Instead of typing the full path, you can reach this directory by typing the letter of the virtual drive followed by a colon as follows:

z: 

Additional references


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