How to create a business channel on Telegram? (Tutorial) Telegram desktop app: In the upper left corner, click the Menu icon (the one with three lines). Select “New Channel” from the drop-down menu. Invite up to 200 users from your contacts to join your channel 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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