Hello,
Thank you for reaching out to us.
We can see categories on the Shop page of your site – https://prnt.sc/mKgYHQltRLJH
Have you changed the temporary wp-admin access? We can not log in.
Here is a screenshot of categories settings from our demo – https://prnt.sc/-1MFEqcX9QEd
Warm Regards,
The 8Theme Team