1. Double-click on the 'My Computer' icon on your desktop. Browse to the location of the OCX file that you want to register.
2. Right-click on the OCX file while holding down the 'Shift' key. Select 'Open With' from the pop-up menu. Click the 'Select the Program from a list' button in the 'Open With' dialog box.
3. Choose the 'Browse' option. Navigate to the 'C:\Windows\system32' directory. Select the file named 'RegSvr32.exe' and click the 'Open' button. Choose 'OK' in the 'Open With' dialog box.
4. Ensure that the OCX file was successfully registered; a message should appear to confirm the registration.