Unlimited number of subscribers per 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. When choosing the right name for your Telegram channel, use the language of your target audience. The name must sum up the essence of your channel in 1-3 words. If you’re planning to expand your Telegram audience, it makes sense to incorporate keywords into your name. How to create a business channel on Telegram? (Tutorial) How to build a private or public channel on Telegram?
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