Cant play mkv files

[namarang]

Go to VLC Menu – From Tools menubar - Select Preferences option.
Select All Radio Button on the bottom left from the dialog window.
Go to the Input/Codecs section – a list will appear.
Select the File Caching(ms) option under the advanced section.
Set it to 1000.

Choppy videos spoil the fun of viewing experience. There can be several reasons behind a rough, jerky, or broken video. Reasons include faulty SD cards, technical glitches, audio/video codec issues, outdated media players, corrupt or damaged video files, unsupportable video file format, etc.

Go to VLC Menu – From Tools menubar - Select Preferences option.
Select All Radio Button on the bottom left from the dialog window.
Select Input/Codecs option.
Select the Video Codecs option.
Select FFmpeg option - Disable Hardware Decoding option on the list that appears.

Most VLC users get frustrated when the VLC media player produces no audio while playing the videos. Like viewing, aural experience is equally essential for enjoyment. If the problem continues to persist after checking all the sound-related panels and speakers on our devices, just check the steps.

Go to VLC Menu – From Tools menubar - Select Preferences option.
Click on the Audio icon.
Select the Enable Audio option.
Go to Output option and Select options from Output Module and HDMI/SPDIF audio passthrough.