The visual aspect of channels is very critical. In fact, design is the first thing that a potential subscriber pays attention to, even though unconsciously. The Channel name and bio must be no more than 255 characters long The optimal dimension of the avatar on Telegram is 512px by 512px, and itβs recommended to use PNG format to deliver an unpixelated avatar. Invite up to 200 users from your contacts to join your channel Joined by Telegram's representative in Brazil, Alan Campos, Perekopsky noted the platform was unable to cater to some of the TSE requests due to the company's operational setup. But Perekopsky added that these requests could be studied for future implementation.
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