That Telegram chat has no existing portal. To confirm bridging the chat to this room, use !tg continue

That Telegram chat has no existing portal. To confirm bridging the chat to this room, use !tg continue

That doesn't seem like a prefixed Telegram chat ID.

If you did not get the ID using the /id bot command, please prefix channel IDs with -100 and normal group IDs with -.

Bridging private chats to existing rooms is not allowed.

That Telegram chat has no existing portal. To confirm bridging the chat to this room, use !tg continue

This is not a management room: you must prefix commands with !tg.

General

cancel - Cancel an ongoing action (such as login)
help - Show this help message.

Authentication

ping - Check if you're logged into Telegram.
ping-bot - Get the info of the message relay Telegram bot.

Creating portals

bridge [id] - Bridge the current Matrix room to the Telegram chat with the given ID. The ID must be the prefixed version that you get with the /id command of the Telegram-side bot.

Portal management

delete-portal - Remove all users from the current portal room and forget the portal. Only works for group chats; to delete a private chat portal, simply leave the room.
unbridge - Remove puppets from the current portal room and forget the portal.

Miscellaneous

sync-state - Fetch Matrix room state to ensure the bridge has up-to-date info.
id - Get the ID of the Telegram chat where this room is bridged.

Bridging complete. Portal synchronization should begin momentarily.