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. Telegram channels fall into two types: best-secure-messaging-apps-shutterstock-1892950018.jpg Telegram iOS app: In the “Chats” tab, click the new message icon in the right upper corner. Select “New Channel.” To view your bio, click the Menu icon and select “View channel info.”
from us
