The Channel name and bio must be no more than 255 characters long Telegram iOS app: In the “Chats” tab, click the new message icon in the right upper corner. Select “New Channel.” A new window will come up. Enter your channel name and bio. (See the character limits above.) Click “Create.” To view your bio, click the Menu icon and select “View channel info.” How to create a business channel on Telegram? (Tutorial)
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