1. Click the Windows 'Start' button and enter 'cmd' into the search text box. Press 'Enter' to open the command line utility in Windows.
2. Type 'Regsvr32 /?' to view a list of ActiveX registration options. The utility serves only to register and unregister an ActiveX component in the registry, so only a few options are shown.
3. Type the following text to register your control:Regsvr32 /s your_control.OCXReplace 'your_control' with the name of your ActiveX component. This command enables it in the registry and allows you to use it in your software development.