It will take less than 5 minutes for you to setup your store.
Whenever you first time login to your store will have a “Store Setup” widget.
This will give you option to setup store essential setting at the very beginning
If you skipped setup widget, you will be redirect to your Dashboard
If you want to change any store setting in future then you can do this easily from your dashboard as well.
Just go to Dashboard -> Setting
Your setting page always shows a profile completeness progress bar top of their store setting page.
It also shows remaining setting suggestions. This will make your life more easy and give you right direction to setup their store.