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: Your posting frequency depends on the topic of your channel. If you have a news channel, it’s OK to publish new content every day (or even every hour). For other industries, stick with 2-3 large posts a week. You can invite up to 200 people from your contacts to join your channel as the next step. Select the users you want to add and click “Invite.” You can skip this step altogether. Users are more open to new information on workdays rather than weekends.
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