Users are more open to new information on workdays rather than weekends. 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. How to Create a Private or Public Channel on Telegram? Telegram iOS app: In the “Chats” tab, click the new message icon in the right upper corner. Select “New Channel.” To delete a channel with over 1,000 subscribers, you need to contact user support
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