A Hong Kong protester with a petrol bomb. File photo: Dylan Hollingsworth/HKFP. Developing social channels based on exchanging a single message isnโt exactly new, of course. Back in 2014, the โYoโ app was launched with the sole purpose of enabling users to send each other the greeting โYo.โ Telegram iOS app: In the โChatsโ tab, click the new message icon in the right upper corner. Select โNew Channel.โ How to Create a Private or Public Channel on Telegram? Some Telegram Channels content management tips
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