best-secure-messaging-apps-shutterstock-1892950018.jpg 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. To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon. To view your bio, click the Menu icon and select “View channel info.” 5Telegram Channel avatar size/dimensions
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