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Telegram News
It’s easy to create a Telegram channel via desktop app or mobile app (for Android and iOS): 5Telegram Channel avatar size/dimensions The optimal dimension of the avatar on Telegram is 512px by 512px, and it’s recommended to use PNG format to deliver an unpixelated avatar. Telegram users themselves will be able to flag and report potentially false content. Telegram Android app: Open the chats list, click the menu icon and select “New Channel.”
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