Some Telegram Channels content management tips The Channel name and bio must be no more than 255 characters long A new window will come up. Enter your channel name and bio. (See the character limits above.) Click “Create.” Find your optimal posting schedule and stick to it. The peak posting times include 8 am, 6 pm, and 8 pm on social media. Try to publish serious stuff in the morning and leave less demanding content later in the day. 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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