A new window will come up. Enter your channel name and bio. (See the character limits above.) Click “Create.” 4How to customize a Telegram channel? Earlier, crypto enthusiasts had created a self-described “meme app” dubbed “gm” app wherein users would greet each other with “gm” or “good morning” messages. However, in September 2021, the gm app was down after a hacker reportedly gained access to the user data. Done! Now you’re the proud owner of a Telegram channel. The next step is to set up and customize your channel. 5Telegram Channel avatar size/dimensions
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