File extension mta is used by following file type(s):

File extension mta file type 1 description:
Microsoft Flight Simulator maintenance file

The MTA file extension is associated with Microsoft Flight Simulator the flight simulation computer game series. The .mta file contains maintenance game data. The .mta file is for internal purposes of Microsoft Flight Simulator.

Programs
that open mta files:
Microsoft Flight Simulator 2004 (Microsoft Windows)

 

File extension mta file type 2 description:
Samsung AllShare metadata file

The MTA file extension is associated with the Samsung AllShare application that is used to share movies, songs and other multimedia files between TVs, computers, smart mobile phones etc. The .mta file contains metadata about multimedia file. It is stored in a same directory as associate multimedia file.

Programs
that open mta files:
Samsung AllShare (Microsoft Windows)