Don’t publish new content at nighttime. Since not all users disable notifications for the night, you risk inadvertently disturbing them. Step-by-step tutorial on desktop: 4How to customize a Telegram channel? Invite up to 200 users from your contacts to join your 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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