React version use reactstrap framework and support Microsoft Edge, Chrome, Firefox, Safari & Opera browsers. To run HTML Version of the template, It is recommended to use any local server (i.e XAMPP, WAMP or Node, etc…) with a protocol “http://” to run this template as it uses AJAX technology as a part of its functionality. It may break some functionality if you opened directly from your HDD in a browser with a protocol “file:///...” (like “file:///C:/path/to/some_page.html”). There are differences in between versions due to different frameworks and components availability. Please check respective demos of particular version you are planning to buy. Consider asking a question in the live chat or via comments if you have any questions before buying the template.