Users are more open to new information on workdays rather than weekends. 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. Choose quality over quantity. Remember that one high-quality post is better than five short publications of questionable value. 2How to set up a Telegram channel? (A step-by-step tutorial) To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon.
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