5Telegram Channel avatar size/dimensions Developing social channels based on exchanging a single message isn’t exactly new, of course. Back in 2014, the “Yo” app was launched with the sole purpose of enabling users to send each other the greeting “Yo.” Users are more open to new information on workdays rather than weekends. The Channel name and bio must be no more than 255 characters long The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be:
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