If you face “You do not have permission to publish articles of the associated article type” in Salesforce”, check the below steps.
1. Make sure the article is not locked(pending approval). Lock symbol near the article title shows whether the article is locked for approval.
2. Check the user’s profile and permission set. Make sure the user has permission to Create, Read, Edit and Delete access to the article type.
3. Check whether the user has Manage Article permission.
4. Check whether the user record has Knowledge User checkbox enabled.