How to Create a Private or Public Channel on Telegram? Over 33,000 people sent out over 1,000 doxxing messages in the group. Although the administrators tried to delete all of the messages, the posting speed was far too much for them to keep up. Your posting frequency depends on the topic of your channel. If you have a news channel, itโs OK to publish new content every day (or even every hour). For other industries, stick with 2-3 large posts a week. 5Telegram Channel avatar size/dimensions You can invite up to 200 people from your contacts to join your channel as the next step. Select the users you want to add and click โInvite.โ You can skip this step altogether.
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