PenciDesign replied
Hi,
1/ Yeah, if you use Text Logo, it will appears for all spaces on your site. If you use Header Style 1, you can change the height for the navigation to make your logo bigger.
2/ Yeah, currently this theme doesn't support for custom featured images. We will consider to add more this feature in the future updates.
3/ Please take a look here
4/ Please use page builder to build your homepage - check this video tutorial to know how to build your homepage by use page builder.
Best Regards,
PenciDesign