Notes about the DTO file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The DTO file type is primarily associated with 'Team Oracle' by Team Oracle. This site appears to be in development. This extension is used by Team Oracle software and games. It can be an audio file, video file, a database file, or any other type of file.