Regsvr32: how to register and unregister OLE controls, DLL,  ActiveX Controls

How to use Regsvr32

REGSVR 32

Register or unregister a DLL. You can use the Regsvr32 tool (Regsvr32.exe) to register and unregister OLE controls such as DLL or ActiveX Controls (OCX) files that are self-registerable.

Syntax
REGSVR32 [/U] [/S] [/C] [/I:[Command_Line]] DLL_Name
REGSVR32 [/U] [/S] [/C] /N /I:[Command_Line] DLL_Name
Key
/u          Unregister Server.
/s          Silent – no dialogue boxes.
/c          Console output.
/n          Don’t call DllRegisterServer
/i          Call DllInstall (or DllUninstall if /u is specified)
Command_Line An optional command line for DllInstall
Examples
Unregister (disable) XP Zip folders
REGSVR32 /u C:\Windows\System32\zipfldr.dll
Unregister (Disable) CAB file viewer:
REGSVR32 /u C:\Windows\System32\cabview.dll
Register (enable) XP Zip folders
REGSVR32 zipfldr.dll
Register (enable) CAB file viewer:
REGSVR32 cabview.dll

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