Discuz! TIPS: how to hide the name of a Forum category?

1.
Q: How do I set that visitors can only view posts but not content in a specific version?
First, set "system settings-> group and level-> User Group" to 0, and then "system settings-> forum settings-> edit Forum ": select the forum where you want to open your posts to visitors. In "Forum permissions-Forum browsing Permit", check the box before the visitors. In this way, visitors will not be able to browse.
2.
Q: How do I set a forum to display some user groups as private forums?
A: "system settings-> registration and access control-> hide forums with no access permissions": Select No. Then, "system settings-> forum settings-> edit Forum ": select the Forum site you want to set as private forum edit. In "Forum permission-browse Forum license", check the user group you want to allow to browse this private forum, browsing is not allowed. In this way, private forum settings are implemented.
3.
Q: How to hide the name of a Forum category, that is, the category name is displayed but not displayed?
A: "system settings-> forum settings-> edit Forum": select the category point you want to delete from the display name, delete the category name, and press the Space key to submit, you can see that the category name has been removed from the foreground.