End-to-end encryption is an important feature in messaging, as it's the first step in protecting users from surveillance. Today, we will address Telegram channels and how to use them for maximum benefit. 5Telegram Channel avatar size/dimensions To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon. 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.
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