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Telegram News
Telegram Channels requirements & features 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. 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). To delete a channel with over 1,000 subscribers, you need to contact user support To view your bio, click the Menu icon and select “View channel info.”
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