The visual aspect of channels is very critical. In fact, design is the first thing that a potential subscriber pays attention to, even though unconsciously. To upload a logo, click the Menu icon and select “Manage Channel.” In a new window, hit the Camera icon. Read now 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. The best encrypted messaging apps
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