Yes. We always keep our themes up-to-date with the latest version of WordPress.
The theme background color and image can be changed within the WordPress Appearance options for all of our themes.
This is an option with all our themes. The logo can easily be changed within the Appearance > Header section, or the Appearance > Customize > Logo section of the WordPress dashboard, depending on your particular theme.
Yes, you can modify them as much as you like.
Yes, we provide a .po file for each theme, and you can use it to translate the theme into your desired language
Theme documentation and tutorials are publicly available on our website. For further theme support, our support forums and knowledge base are available to customers after the purchase of a theme.