: Short for "Dual Audio," meaning the file contains two separate audio tracks (e.g., Hindi and English or another regional language) that you can switch between in your media player.
: To change the language, right-click the video while it's playing, go to the Audio menu, then Audio Track , and select the desired language. : Short for "Dual Audio," meaning the file
: The video compression codec used to encode the file, known for balancing good video quality with manageable file sizes. : Short for "Dual Audio