EdwardBock

Palasthotel

Label users as guest so they cant sign in to your system but you can use them as authors for posts.
<h3>Arbitrary section</h3>

Guest User

Label users as guest so they cant sign in to your system but you can use them as authors for posts.

Romulo Vieira

Restrict on which categories a user can post.
It also blocks the users from creating/editing/deleting categories.
Only Admins can set other user’s categories.
Works with Block Editor and Classic Editor.
It’s compatible with IE11.

Restrict Author Categories

Restrict on which categories a user can post. Just that!

Guest User vs Restrict Author Categories