A zipped file of the theme looks like this blogbaster-pro.zip / blogbaster-pro-x.x.x.zip. This is the file that you should upload as theme install pack via the WordPress admin panel or another way.
An archive file that contains additional material of the theme (this can be documentation, pictures, etc.) so looks like this blogbaster-pro-files.zip / blogbaster-pro-docs.zip. It doesn’t need to be uploaded. You can unzip it and use the files you find there.
To upload through your WP Dashboard, select Appearance and then Themes. Next, select the Install Themes tab at the top of the page and then select the Upload link, right above the search field. Choose your file and select Install Now. Once the theme is fully uploaded and installed, click Activate to activate the WordPress theme.
When uploading your theme with the installer, please ensure you are uploading the theme .zip file, not the entire package you downloaded. In this case, you will be uploading blogbaster-pro-x.x.x.zip where x.x.x is the version number.
You can choose what’s displayed on the homepage of your site. It can be latest posts or a static page. In the Pro version of this theme, the static Front page has several sections, the visibility and order of which you can set in the Customizer. To set a static homepage, you first need to create two Pages. One will become the homepage, and the other will be where your posts are displayed.
First, create a new page on your website, with the WP Dashboard > Pages > Add New link. Give the name the new page Frontpage, for example. Publish your page. In the same way, create a page that will display your blog posts. Give the name the new page Blog, for example. Publish your page.
Next, you will need to set one of the created pages as your site’s Frontpage, and another page as a Blog page, go to WP Dashboard > Settings > Reading.
Once you have set a static page as the Homepage, you can select additional options for the Homepage includes visibility and order of Homepage sections. To set those, go to the Customizer’s Homepage Sections panel.
Please note that the layout of Latest Posts can be set in the Posts Page section of the Customizer.