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. 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. 6How to manage your Telegram channel? Step-by-step tutorial on desktop: End-to-end encryption is an important feature in messaging, as it's the first step in protecting users from surveillance.
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