A new window will come up. Enter your channel name and bio. (See the character limits above.) Click “Create.” The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be: To delete a channel with over 1,000 subscribers, you need to contact user support 4How to customize a Telegram channel? 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.
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