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A new window will come up. Enter your channel name and bio. (See the character limits above.) Click “Create.” The optimal dimension of the avatar on Telegram is 512px by 512px, and it’s recommended to use PNG format to deliver an unpixelated avatar. 6How to manage your Telegram channel? 3How to create a Telegram channel? 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).
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