The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be: Telegram users themselves will be able to flag and report potentially false content. To edit your name or bio, click the Menu icon and select “Manage Channel.” Some Telegram Channels content management tips 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.
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