HDmoviesFlix and MoviesFlix refer to the website or "release group" that uploaded or encoded the file.

DAH often indicates "Dual Audio Hindi," meaning the file contains both the original language track and a Hindi dubbed track.

720p refers to the resolution (High Definition, 1280x720 pixels).

.mkv (Matroska Video) is the container format, which is popular because it can hold multiple audio tracks and subtitle files in one package. Important Security & Legal Note