The Collection.10000.mkv Apr 2026

Previously, Telegram Desktop users had to send MKV files as documents, which required downloading the entire file before viewing. Other formats like MP4 could be streamed (played while downloading).

The specific reference to "" is a technical identifier associated with a feature request for the Telegram Desktop application. Overview of Issue #10000 The Collection.10000.mkv

Users asked for the internal player to support the MKV container so that these high-definition files could be played directly within the app without a full download first. Previously, Telegram Desktop users had to send MKV

Includes chapter markers, menus, and detailed tags. Overview of Issue #10000 Users asked for the

The "feature" you are referring to is on the Telegram Desktop GitHub repository , which requested the ability to upload and play MKV files as streamable videos .

An open-source alternative to proprietary formats like MP4. [Feature Request] Uploading and Playing MKV as video #10000

The reason this feature was so heavily requested is due to the advanced nature of the container. Key features of the format include: