Register or Unregister ActiveX DLL or OCX Files

[Ravinder]

Issue : The component '<filename>.ocx' or one of its dependency is not correctly registered : a file is missing or incorrect 

The issue is usually of the form as described below:

Text changed in both images.(dependencies)

Solution : To register an ActiveX control (dll or ocx) file in Windows Vista, 7, 8.1
or 10:

1. Open the Windows Command Prompt 
   
   
   
   • in Windows Vista
     or 7:
     
     
     
     • Select Start > All Programs > Accessories 
       
     
     
     • Right-click on "Command Prompt" in the
       Accessories
     
     
     • Click "Run as Administrator"
     
     
     
     
   
   
   • in Windows 8.1:
     
     
     
     • Open the "Quick Link"
       menu (by holding down the Windows 8 logo key
       and pressing the X key)
     
     
     • Select "Command Prompt (Admin)"
     
     
     • Select "Yes" to allow changes
     
     
     
     
   
   
   • in Windows 10:
     
     
     • Right-click on the Start icon
     
     
     • Select "Command Prompt (Admin)"
     
     
     
     
   
   
   
   
2. To register a dll or ocx Windows System file in a 32-bit version
   (older) of Windows (Vista, 7, 8.1, or 10),
   
   
   
   • Type cd\  [then press Enter]
   
   
   • Go to step 5
   
   
   
   
3. To register a 32-bit dll or ocx Windows System file in a 64-bit
   version of Windows (10, 8.1, 7, or Vista),
   
   
   
   • Type cd \Windows\SysWOW64  [then press Enter]
   
   
   • Go to step 5
   
   
   
   
4. To register a dll file in CTI Navigator
   
   
   
   • in a 32-bit version of Windows, type cd\Program Files\Cti
     Navigator  [then press Enter]
     
   • in a 64-bit version of Windows, type cd\Program
     Files (x86)\Cti
     Navigator  [then press Enter]
     
   
   


5. Type regSvr32 {fileName.dll}  
   [or regSvr32 {fileName.ocx} as appropriate]
   
   
   
   • 
     For example, 
     
     
     
     • to register the Microsoft "msi.dll" file in the
       Windows\System32 folder of a 32-bit version of Windows, type cd\ and press ENTER; then type regsvr32
       msi.dll  and press ENTER;
     
     
     • to register the Microsoft "ScrRun.dll" file in the
       Windows\SysWOW64 folder of a 64-bit version of
       Windows, type cd \Windows\SysWOW64 and press ENTER; then type regsvr32
       scrrun.dll  and press ENTER;
     
     
     • to register the CTIAnnouncement.dll file in the CTI Navigator
       folder in a 32-bit version of
       Windows, type cd\Program Files\CTI Navigator and press ENTER;
       then type regsvr32
       ctiannouncement.dll  and press ENTER;
     
     
     • to register the CTI Announcement.dll file in the CTI Navigator
       folder in a 64-bit version of
       Windows, type cd\Program Files (x86)\CTI
       Navigator and press ENTER; then type regsvr32
       ctiannouncement.dll  and press ENTER.
     
     
     
     
   
   
   
   


6. A message indicating "DllRegisterServer in... succeeded"
   should appear.