A readme.txt file to put into the parent theme.
This theme comes with a detailed documentation that can be found in the theme package.
You can setup this theme same like demos site by following that documentation.
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For general WordPress issues you can search your issue in Google. As there are thousands of helping articles and forum threads out there to help WordPress users.
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if you need any help from our side, You can submit a support ticket at our support site: suppor-site-link-here