Donโt publish new content at nighttime. Since not all users disable notifications for the night, you risk inadvertently disturbing them. 5Telegram Channel avatar size/dimensions Hashtags are a fast way to find the correct information on social media. To put your content out there, be sure to add hashtags to each post. We have two intelligent tips to give you: The optimal dimension of the avatar on Telegram is 512px by 512px, and itโs recommended to use PNG format to deliver an unpixelated avatar. To delete a channel with over 1,000 subscribers, you need to contact user support
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