If you want to delete a forum or subforum, login to the Site Builder and click on the Page Manager button. Find the forum or subforum you want to remove and click the red x icon to the right of the plus symbol. A confirmation popup will appear. Clicking Yes will complete the deletion.
![](https://images.vbulletin.com/manual/sitebuilder/delete-forum.png)
Be careful of which forums you delete, since any threads, posts, and replies in that forum will be removed along with its parent