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.” How to create a business channel on Telegram? (Tutorial) 1What is Telegram Channels? A new window will come up. Enter your channel name and bio. (See the character limits above.) Click “Create.”
from us
