Admins can choose the default available post types on their community for all members, admin only, or admins and moderators only. Admins also can customize the name, placeholder message, and the file upload option for each content-type.
Follow the steps below to do the settings related to content-type:
1- Go to your Admin Panel:
2- Click on the Content Types from the admin tools:
3- You can enable/disable each content type by turning on/off the key on the top right corner. You can change the priority of displaying each content type using the small arrows on the top of each content type. For more information about each content type and its use-case, click on the info sign on top of each content-type. You can also learn more about the difference between these 4 types here6.
4- click on the Advanced Options to do the advanced settings and customizations like "who can post this type of content" on your community, "what should be the name" of post button, description, rules, placeholder, enable/disable the file upload, ...
5- Scroll down and save the changes.