To delete a channel with over 1,000 subscribers, you need to contact user support Telegram users themselves will be able to flag and report potentially false content. Your posting frequency depends on the topic of your channel. If you have a news channel, itβs OK to publish new content every day (or even every hour). For other industries, stick with 2-3 large posts a week. Done! Now youβre the proud owner of a Telegram channel. The next step is to set up and customize your channel. The optimal dimension of the avatar on Telegram is 512px by 512px, and itβs recommended to use PNG format to deliver an unpixelated avatar.
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