Mlsbd-shop-din-ratrir-golpo-2020-rarbghd-shop-bengali-1080p-mkv -

MKV is a "container." If the movie doesn't start with the correct audio or subtitles:

Right-click in VLC > Audio > Audio Track to ensure "Bengali" is selected. MKV is a "container

The filename you provided indicates this is a video in the MKV format, which usually contains high-quality video, multiple audio tracks, or subtitles. How to Use This File which usually contains high-quality video

A lightweight alternative that handles high-resolution MKV files very well. multiple audio tracks