End-to-end encryption is an important feature in messaging, as it's the first step in protecting users from surveillance. Administrators 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. How to Create a Private or Public Channel on Telegram? The main design elements of your Telegram channel include a name, bio (brief description), and avatar. Your bio should be:
from us
