6How to manage your Telegram 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. Telegram iOS app: In the “Chats” tab, click the new message icon in the right upper corner. Select “New Channel.” How to create a business channel on Telegram? (Tutorial) Telegram users themselves will be able to flag and report potentially false content.
from us