Hello, MiguelFlorian,
Regarding the Internal Server Error you are experiencing, we kindly suggest reaching out to your hosting provider, as this issue should be resolved on their end. Please contact them directly and request assistance in addressing the server-related problem.
Appearance > Menus > We’ve enabled product categories – https://prnt.sc/j-YA6QFVuXnF and added a few of them to the menu, please check – https://prnt.sc/x-wQx57hkHcw > https://prnt.sc/kAeyBq-QI8Ba
If you have any additional questions or concerns, please do not hesitate to reach out to us. Our support team is always available to assist you.
Best Regards,
8Theme’s Team