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. To view your bio, click the Menu icon and select “View channel info.” The SUCK Channel on Telegram, with a message saying some content has been removed by the police. Photo: Telegram screenshot. Users are more open to new information on workdays rather than weekends. 5Telegram Channel avatar size/dimensions
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