End-to-end encryption is an important feature in messaging, as it's the first step in protecting users from surveillance. Your posting frequency depends on the topic of your channel. If you have a news channel, it’s OK to publish new content every day (or even every hour). For other industries, stick with 2-3 large posts a week. How to create a business channel on Telegram? (Tutorial) Select “New Channel” 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.
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