5Telegram Channel avatar size/dimensions The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be: Public channels are public to the internet, regardless of whether or not they are subscribed. A public channel is displayed in search results and has a short address (link). In the next window, choose the type of your channel. If you want your channel to be public, you need to develop a link for it. In the screenshot below, itโs โ/catmarketing.โ If your selected link is unavailable, youโll need to suggest another option. The Channel name and bio must be no more than 255 characters long
from us