This command-line tool registers .dll files as command components in the registry.


regsvr32 [/u] [/s] [/n] [/i[:cmdline]] dllname


/u : Unregisters server.

/s : Specifies regsvr32 to run silently and to not display any message boxes.

/n : Specifies not to call DllRegisterServer. You must use this option with /i.

/i:cmdline : Calls DllInstall passing it an optional [cmdline]. When used with /u, it calls dll uninstall.

dllname : Specifies the name of the dll file that will be registered.

/? : Displays help at the command prompt.


To register the .dll for the Active Directory Schema, type:

regsvr32 schmmgmt.dll

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Information that the user must supply


Elements that the user must type exactly as shown

Ellipsis (...)

Parameter that can be repeated several times in a command line

Between brackets ([])

Optional items

Between braces ({}); choices separated by pipe (|). Example: {even|odd}

Set of choices from which the user must choose only one

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Code or program output

Command-line reference A-Z

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