To set knowledge base articles accessibility, navigate to Customer Portal User Group settings.
Click on ‘Customer Portal User Group’ link and you will be redirected to the User Group Module’s List View. Here, you can see ‘Knowledge Base’ sub-panel.
Select the articles or create the new one which you want to display on portal end. These articles will get accessible for this particular user group customers. You can also enable/disable portal visible option from the detail view of article.
‘Check’ the Portal Visible option and select the Status as ‘Public’ to enable it for the Portal Users.
Knowledge Base article can be instantly useful for portal users to resolve any query.
You can also create a Knowledge Base article and give the access as per Portal User Groups.