Use a tool like MediaInfo . This will reveal the video resolution, the frame rate, and the specific codecs used (likely H.264 or HEVC).
💡 If this file was sent to you by an unknown source, exercise caution before opening it, as executable scripts can occasionally be disguised as media containers. AgADKwcAAlaEAVc.mkv
It likely contains several audio streams (e.g., different languages) and multiple subtitle formats. Use a tool like MediaInfo
If you found this ID in a log or text file, search your Telegram "Saved Messages" or specific group histories for the string AgADKwcAAlaEAVc to find the original post. the frame rate
Telegram uses these IDs to reference files in their cloud storage.