Welcome to the Shopify community!
and Thanks for your Good question.
Please share your site URL,
So I will check and provide a solution here.
If you can tell me why the my theme says section missing when I go to customize it, that would be great. I'm trying to get rid of the 2nd banner across the top of the home page.
I need your store login details. Yes, I know your login details are confidential. For this second option, I have added your store to my Shopify partner account so I will check your code easily and manage what you think about it?