5Telegram Channel avatar size/dimensions How to Create a Private or Public Channel on Telegram? Telegram channels fall into two types: In 2018, Telegram’s audience reached 200 million people, with 500,000 new users joining the messenger every day. It was launched for iOS on 14 August 2013 and Android on 20 October 2013. To view your bio, click the Menu icon and select “View channel info.”
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