The search results do not show a specific "R9.mp4" file as an official Telegram update. However, the format you provided often appears in community-driven groups or channels (like the one mentioned: ) to share specific app modifications, "leaked" features, or specialized video tutorials.
Based on recent actual Telegram updates, you might be looking for one of these similar high-quality video or link features: Recent Video & Media Features TELEGRAM ГўВВ†[@LINKDEDEBHAIII.]ГўВВ†R9.mp4
: You can now edit a message you've already sent to add or swap photos and videos without having to delete the entire message. The search results do not show a specific "R9