: This is a call-to-action (CTA) embedded in the filename to encourage users who find the file externally to join the originating channel for more content. How to Access Content on Telegram

To find the source of such files or similar content, you can use Telegram’s native features or external search methods:

: The file extension stands for Matroska Video, a high-quality multimedia container that supports multiple audio and subtitle tracks.

: This tag often signifies "MT Links," a common labeling system for automated link sharing or file-hosting services that integrate with Telegram's MTProto protocol .

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: This likely refers to the specific name of a Telegram channel or a specific content series.