A new window will come up. Enter your channel name and bio. (See the character limits above.) Click “Create.” To delete a channel with over 1,000 subscribers, you need to contact user support 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. ‘Ban’ on Telegram How to create a business channel on Telegram? (Tutorial)
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