A Hong Kong protester with a petrol bomb. File photo: Dylan Hollingsworth/HKFP. End-to-end encryption is an important feature in messaging, as it's the first step in protecting users from surveillance. While the character limit is 255, try to fit into 200 characters. This way, users will be able to take in your text fast and efficiently. Reveal the essence of your channel and provide contact information. For example, you can add a bot name, link to your pricing plans, etc. To edit your name or bio, click the Menu icon and select “Manage Channel.” Telegram Channels requirements & features
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