Phenomenally useful. Not supported at 64bit. Location Normally:  C:\Windows\SysWOW64. Versions I’m using version 6.01.9846 of 9/12/2015 Registering C:\Windows\system32>Regsvr32  c:\windows\syswow64\mscomctl.ocx Unregister C:\Windows\system32>Regsvr32 /u  c:\windows\syswow64\mscomctl.ocx Troubleshooting First check References.  If it shows as MISSING, untick it and close the References dialog box.  Compile the code … Continue reading →