Type the following command and press Enter: regsvr32 c:\windows\syswow64\mscomctl.ocx
You must use the 32-bit version of the registry tool ( regsvr32 ), located in SysWOW64 , to register the file. mscomctl.ocx 64 bit
You're looking for information on mscomctl.ocx for 64-bit systems. Type the following command and press Enter: regsvr32