Urgent: Purchased theme, not able to activate it

I have purchased Kalles - Versatile Elementor WooCommerce Theme but i can’t able to activate it.

Site I need to activate:http://mafiafashion.in/

It’s very urgent, please fix this asap.

Hi,

Contact with that item author @The4 right here as a comments

hope they will help!

Thanks. Do you have any support email for same?

Their support info