To edit your name or bio, click the Menu icon and select “Manage Channel.” Add the logo from your device. Adjust the visible area of your image. Congratulations! Now your Telegram channel has a face Click “Save”.! 5Telegram Channel avatar size/dimensions Telegram offers a powerful toolset that allows businesses to create and manage channels, groups, and bots to broadcast messages, engage in conversations, and offer reliable customer support via bots. Invite up to 200 users from your contacts to join your channel
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