How to build a private or public channel on Telegram? 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”.! Telegram has announced a number of measures aiming to tackle the spread of disinformation through its platform in Brazil. These features are part of an agreement between the platform and the country's authorities ahead of the elections in October. In the next window, choose the type of your channel. If you want your channel to be public, you need to develop a link for it. In the screenshot below, it’s ”/catmarketing.” If your selected link is unavailable, you’ll need to suggest another option.
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