System command

ren command

Rename files or directories without moving them to a different path.

Availability: Microsoft Learn command reference spanning Windows client and Windows Server releases; some entries are legacy, role-specific, optional-feature or interactive subcommands.中文

Documented syntax

ren [<drive>:][<path>]<filename1> <filename2>

The linked Microsoft Learn article is the upstream authority. Availability may depend on Windows release, role, optional feature or interactive tool context.

Examples

Example usage for ren.

ren *.txt *.log

Parameters, options and clauses

Option / clause	Description
`<filename1>`	Specify the existing file or directory name; wildcards are supported.
`<filename2>`	Specify the new name; this command does not move items to another path.
`[<drive>:][<path>]<filename1>`	Microsoft documents this argument or subcommand; check the linked reference for its required format and context.
`/?`	Display command help or the supported command-line usage.
`<drive>`	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.

Safety note

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.

Official reference ↗Back to directory