Telegram Channels requirements & features Done! Now you’re the proud owner of a Telegram channel. The next step is to set up and customize your channel. 5Telegram Channel avatar size/dimensions Add the logo from your device. Adjust the visible area of your image. Congratulations! Now your Telegram channel has a face Click “Save”.! Choose quality over quantity. Remember that one high-quality post is better than five short publications of questionable value.
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