If the video is restricted from being saved, play it fully on an Android device to store it in your cache. Open your device's File Manager, go to Internal Storage > Android > data > org.telegram.messenger > files > Telegram > Telegram Video to find the cached .mp4 file.
There is no specific feature or known viral file named in standard Telegram databases or search records. Ste Telegram.mp4
Could you please clarify with this specific file or where you saw it so I can give you more accurate instructions? Which formats does Telegram internal video player support? If the video is restricted from being saved,
If you are having trouble playing a file with this name because it was sent as an uncompressed file attachment rather than a playable video: Ste Telegram.mp4