Done! Now you’re the proud owner of a Telegram channel. The next step is to set up and customize your channel. 2How to set up a Telegram channel? (A step-by-step tutorial) Add the logo from your device. Adjust the visible area of your image. Congratulations! Now your Telegram channel has a face Click “Save”.! 4How to customize a 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.
from us