Use VLC Media Player (available for Windows, Mac, iOS, and Android). It can play almost any .mkv file regardless of the internal coding. Alternative: MPC-HC or IINA (for Mac). 2. Identifying the Content
A very small file (under 10MB) is likely a short clip or a "loop," while a file over 500MB is likely a full episode or movie. 3. Safety Warning
I can then provide more specific instructions.
To help you with this specific file, here is a general guide on how to handle and identify its contents: 1. How to Open the File
If you downloaded this from a public Telegram channel or an unknown source, be cautious.