Bizi

Customize → Category

This is category page eg :Category Demo in here you can setting layout of this page

So when you in the Customize then you should click to Category

Then click to the Blogs Categories.

Sidebar Layout

Right Sidebar.

Please back to Widgets → Blogs.

You can setup form newletter for yourself Widgets → Blogs → MailChimp for WordPress

Please back to Widgets → Footer Top.

You can change Id ,Name that you want follow

Please back to Widgets → Custom Copy Right.

Post Layout

You can setting layout posts for yourself

List Post.

Grid Post.

Transparent Post.

or you can use post layout with sidebar layout e.g

That's it!