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#Register dll or ocx files how to#
#Register dll or ocx files registration#
#Register dll or ocx files software#

The files in the Windows Control Panel also use a lot of DLLs. In this sense they are comparable to Java. ActiveX Control Files (.ocx) for instance, engage in a lot of functions that are reusable. Device driver, Control Panel and ActiveX Control files are just some of them. Many are utilized by one or more programs.

#Register dll or ocx files software#

If a DLL file is upgraded, every software that relies on that file will benefit. Program installation and deployment become less complicated. It helps dynamic loading of functionality as well. DLLs also promote the use of modular programming architecture. There are fewer files on a hard disk and memory, increasing system speed. DLLs reduce the resources needed to do common tasks. But these are actually vital to improving the performance of computer programs. Benefits of DLL FilesĭLLs are notorious because they seem to cause so many error messages. A message will appear stating the file was unregistered. The following commands can be used with both utilities. If you are using Windows Vista, press the Windows and R keys at the same time. Unregister Dynamic Link LibrariesĬlick Start and type cmd at the Run box. If it doesn’t, an error message will pop up. If it works, a message will appear notifying you. The DLLSelfRegister function will be invoked.

When you first launch Regsvr32.exe, the program will try loading the component it identifies. This is for Windows XP and later versions. If you use /s, no message boxes will be displayed.

The /n parameter will not call DllRegisterServer. The /I can be used with /u to call dll uninstall.

You will see a small dialog window confirming that your DLL or OCX was registered or informing you that there was a problem with it.Regsvr32 ] dllname Code language: Bash ( bash ).

Switch folder in “Command Prompt” to the folder where your DLL or OCX file is located.

Select “Run as Administrator” to start command prompt with administrator permissions (this is required to run regsvr32.exe utility).

You will see “Command Prompt” utility as a first result.

Start cmd.exe or “Command Prompt” by going to the Windows OS start menu and typing “cmd.exe” or “Command” in the search bar.

#Register dll or ocx files how to#

You can run it from any location.īelow are instructions on how to run Regsvr32 from the command prompt. %systemroot%\SysWoW64\regsvr32.exe file contains 64-bit version of Regsvr32īut you don’t need to be in the specific folder to run the Regsvr32 command.%systemroot%\System32\regsvr32.exe file contains 32-bit version of Regsvr32.Regsvr32 is included in every Windows OS installation and is located in the following folders: Regsvr32 stores information about OLE and ActiveX objects in Windows Registry. Regsvr32 is a Windows utility which can register and unregister OLE objects stored in DLL and OCX files. In this case you need to use specific Windows OS utility to register it.

#Register dll or ocx files registration#

But there are cases when registration didn’t happen due to some reason or component needs to be installed manually. Typically, DLL and OCX files are registered automatically when application is installed. Same pertains to OCX files which are variation of DLL file specifically designed for ActiveX controls storage. Certain types of DLLs need to be registered, this includes DLL files which contain OLE (Object Linking and Embedding technology) components including ActiveX controls.