MakeUseOf Answers is a Q&A forum. Our community solves your questions about anything related to the Internet and computers. It's free. Ask A QuestionQuestions tagged "file format" All questions Resolved Unresolved How can I open DBX, DBI, DCX adn DBM files? Why can’t my Nokia 2700 play MP3 files that used to play before? How can I play AVI files on my Toshiba 22DL702B TV?