4How to customize a Telegram channel? Telegram Android app: Open the chats list, click the menu icon and select “New Channel.” The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be: 5Telegram Channel avatar size/dimensions 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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