Please, numerate your questions in the future to avoid misunderstanding!
1) Here is a new screenshot https://gyazo.com/d1bdb7b79d6276ac0675e574b5a30b7d
2) Go to Downloads area https://www.8theme.com/downloads Download the Import files archive, extract it, you’ll find versions inside and slider.zip archives depending on version folder.
3) Read documentation https://developers.google.com/maps/gmp-get-started You need to create API to use the Google map and add the key to the map element settings.
4) Go to Theme Options > WooCommerce > Product catalog > set 3 products per row.
5) We don’t have size guide PSD, unfortunately.
