Create users for only blog

Give access to the blog to certain users so they can post blog. Go to User -> All User -> Select the user who needs permission and click Edit  

Blog Detail

Create Post for blog : Select Post -> New Post Add Tag and Excrept Click Edit with Elementor to create or edit Blog Finally click Publish

Blog Page

Select Post -> Categories To create a new category please enter the category information in the left column and click Add new category To edit category please hover categories name