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. Today, we will address Telegram channels and how to use them for maximum benefit. Telegram desktop app: In the upper left corner, click the Menu icon (the one with three lines). Select “New Channel” from the drop-down menu. Invite up to 200 users from your contacts to join your channel 6How to manage your Telegram channel?
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