To edit your name or bio, click the Menu icon and select “Manage Channel.” 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. Unlimited number of subscribers per channel With Bitcoin down 30% in the past week, some crypto traders have taken to Telegram to “voice” their feelings. How to create a business channel on Telegram? (Tutorial)
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