Also make sure that your FAQ items are set to Featured.
See this example and click on Manage Access to see what I mean:
https://osticketawesome.com/a/1.14.3-1/scp/faq.php?id=33
I’m willing to wager that your issue is not related to osTicket Awesome. If you still have a vanilla osTicket directory, please browse that on the web to see if your Knowledgebase shows up there (e.g. yoursubdomain.yourdomain.com/support-old/).
But let me know either way.