You need at least WordPress version 4.5+ installed for this theme to work properly. It is strongly recommended that you always use the latest stable version of WordPress to ensure all known bugs and security issues are fixed. Other requirements:
Server Requirements: https://make.wordpress.org/hosting/handbook/handbook/server-environment
Many issues that you may run into such as: white screen,400 error, 500 error, demo content fails when importing, empty page content and other similar issues are all related to low PHP configuration limits. The solution is to increase the PHP limits. You can do this on your own using cpanel, or contact your web host and ask them to increase those limits to a minimum as follows:
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