How to Create a Private or Public Channel on Telegram? The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be: How to create a business channel on Telegram? (Tutorial) A new window will come up. Enter your channel name and bio. (See the character limits above.) Click βCreate.β The optimal dimension of the avatar on Telegram is 512px by 512px, and itβs recommended to use PNG format to deliver an unpixelated avatar.
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