Content is editable within two days of publishing Invite up to 200 users from your contacts to join your channel Choose quality over quantity. Remember that one high-quality post is better than five short publications of questionable value. 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 “Invite.” You can skip this step altogether.
from us