Notes about the OV file extension:
To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened
" (Windows 7) or "How do you want to open this file?
" (Windows 10) if you double-click the file. There click on "More apps"
and choose a suitable software to view such files on your PC or from email attachments.
The OV file type is primarily associated with 'OpenInsight' by Revelation Software. The OV file is the overflow file for the Primary dataspace. It is always associated with an LK file and is generally of the form REVnnnnn.OV.