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. Administrators Hashtags are a fast way to find the correct information on social media. To put your content out there, be sure to add hashtags to each post. We have two intelligent tips to give you: Click “Save” ; The Channel name and bio must be no more than 255 characters long
from us