The optimal dimension of the avatar on Telegram is 512px by 512px, and itโs recommended to use PNG format to deliver an unpixelated avatar. Itโs easy to create a Telegram channel via desktop app or mobile app (for Android and iOS): Ng, who had pleaded not guilty to all charges, had been detained for more than 20 months. His channel was said to have contained around 120 messages and photos that incited others to vandalise pro-government shops and commit criminal damage targeting police stations. To view your bio, click the Menu icon and select โView channel info.โ Content is editable within two days of publishing
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