Requirements

PHP Version

The theme works with PHP 5.4+ but it is always recommended to use PHP 7+ to have a faster and more secure website.

PHP Memory Limit

WordPress Memory limit should be 128MB or greater (256 MB is recommended by WooCommerce) For further reading check https://codex.wordpress.org/Editing_wp-config.php#Increasing_memory_allocated_to_PHP.

Sources:

• https://codex.wordpress.org/Editing_wp-config.php#Increasing_memory_allocated_to_PHP
• https://docs.woocommerce.com/document/increasing-the-wordpress-memory-limit/
• https://premium.wpmudev.org/blog/increase-memory-limit/
• http://www.wpbeginner.com/wp-tutorials/fix-wordpress-memory-exhausted-error-increase-php-memory/

PHP Maximum File Size, Post Size and Execution Time values

If you are getting errors/warnings during file uploads, demo imports,saving customizer or page builders; it is recommended to increase these values. Contact your web hosting provider if you don’t have a permission to change the PHP.ini file.

• http://www.wpbeginner.com/wp-tutorials/how-to-increase-the-maximum-file-upload-size-in-wordpress/