Developing social channels based on exchanging a single message isn’t exactly new, of course. Back in 2014, the “Yo” app was launched with the sole purpose of enabling users to send each other the greeting “Yo.” How to build a private or public channel on Telegram? Telegram iOS app: In the “Chats” tab, click the new message icon in the right upper corner. Select “New Channel.” To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon. The Channel name and bio must be no more than 255 characters long
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