Command Description
A /group_telegram_id command does a following:
- Shows a group's numeric Telegram ID;
- A ID is shown in a copy-friendly format — tap it to copy;
- A command nanga a bot's reply are deleted automatically (a reply after 10 seconds) so they don't clutter a chat.
Send a command in a group itself (or a supergroup). A bot must be a member of that group.