5Telegram Channel avatar size/dimensions A Hong Kong protester with a petrol bomb. File photo: Dylan Hollingsworth/HKFP. Telegram channels enable users to broadcast messages to multiple users simultaneously. Like on social media, users need to subscribe to your channel to get access to your content published by one or more administrators. 3How to create a Telegram channel? Telegram Android app: Open the chats list, click the menu icon and select “New Channel.”
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