Add the logo from your device. Adjust the visible area of your image. Congratulations! Now your Telegram channel has a face Click “Save”.! 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. ‘Ban’ on Telegram End-to-end encryption is an important feature in messaging, as it's the first step in protecting users from surveillance. Telegram iOS app: In the “Chats” tab, click the new message icon in the right upper corner. Select “New Channel.”
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