: If you must view it, open it within a sandboxed environment or a virtual machine to isolate your primary operating system.
Do you have the or channel name where you found this file to help narrow down its specific content? AgAD7Q8AAuWN4VI.mkv
: Files with names starting with "AgAD" are standard for Telegram's internal content delivery network (CDN). When a user sends a video or document without a specific filename, Telegram assigns a unique alphanumeric string to track the object on its servers. : If you must view it, open it