#1. Section MY ACCOUNT:
1. Please follow guide at https://rudrastyh.com/woocommerce/my-account-menu.html
2. I fixed all issues on my account page.
#2. Section SHOP PRODUCTS:
1. We don’t support dropdown for subcategories, can only display parent – child for this list. If you want to display the dropdown, you need to customize it with js
2, 3. Ok, I resolved this issue.
#3. PAYMENT PAGE
1,2: Ok, I fixed this issue
3. This is woocommerce’s default customization, we can’t interfere
Website speed also depends on processing speed from your hosting, optimizations from your website such as images, cache compression, css compression, html.
We can re-optimize your website for you, but there is a fee for this request.
All the customizations I’ve made into the child-theme for you to make sure you won’t lose any code when updating the main theme