Hello Husein,

Thanks for reaching out to us. No problem, you can either upgrade or purchase a new license from our website. 

Please log in to http://store.tms-plugins.com/ and under "My Licenses" click on the Three Dots on the right-hand side of the license you want to submit a refund request for:

If you don't see it, that means that the 15-day money-back guarantee period ended, and as per our refund policies (Amelia Refund Policy, wpDataTables Refund Policy), you're no longer eligible for a refund. After you submit a refund request, you will not receive any confirmation emails, but you will see that the button is grayed out:

That means that the refund request is successfully submitted and that you will receive your refund in 5 - 7 business days.