How to create a business channel on Telegram? (Tutorial) Channel login must contain 5-32 characters The Channel name and bio must be no more than 255 characters long Telegram iOS app: In the โChatsโ tab, click the new message icon in the right upper corner. Select โNew Channel.โ Telegram desktop app: In the upper left corner, click the Menu icon (the one with three lines). Select โNew Channelโ from the drop-down menu.
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