Syntax pattern from Microsoft Learn; replace placeholders and choose only one documented alternative before use.
subst [<drive1>: [<drive2>:]<path>]subst command
Associates a path with a drive letter. This guide lists the documented syntax and parameters for subst; check Microsoft Learn for version, role and execution-context requirements.
Documented syntax
subst [<drive1>: [<drive2>:]<path>]
subst <drive1>: /dThe linked Microsoft Learn article is the upstream authority. Availability may depend on Windows release, role, optional feature or interactive tool context.
Syntax pattern
Parameters, options and clauses
| Option / clause | Description |
|---|---|
<drive1>: | Microsoft documents this argument or subcommand; check the linked reference for its required format and context. |
[<drive2>:]<path> | Microsoft documents this argument or subcommand; check the linked reference for its required format and context. |
/d | Microsoft documents this switch; use the linked reference for accepted values, effects and version limits. |
/? | Display command help or the supported command-line usage. |
<drive1> | Microsoft documents this argument or subcommand; check the linked reference for its required format and context. |
<drive2> | Microsoft documents this argument or subcommand; check the linked reference for its required format and context. |
<path> | Microsoft documents this argument or subcommand; check the linked reference for its required format and context. |
Review a command and its target before running it. Commands that alter files, services, accounts, disks, permissions or databases may be difficult to reverse. Test in a safe environment and keep backups.