I didn't see any screenshot. But I can understand your issues.
It seems this issue caused by a plugin from you. Please deactivate all plugins ( excerpt plugins come from the theme ) and check it again. After it works, let's enable each plugin to check what's plugin caused this issue.
Hi there! Hi have an issue when I try to set a category mega menu. The option is missing. Do you know what to do? I put here my screenshot
Hi,
I didn't see any screenshot. But I can understand your issues.
It seems this issue caused by a plugin from you. Please deactivate all plugins ( excerpt plugins come from the theme ) and check it again. After it works, let's enable each plugin to check what's plugin caused this issue.
Best Regards,
PenciDesign