Send copy of PDF invoice administrators does not

Hello,
En Administration Membership Pro --> Configuration --> Tab Settings Invoice, the option: Settings invoice "Send copy of PDF invoice administrators" does not work

You can check it?
Thank you very much

Hi

Please submit a support ticket sending us super admin account of your site and the link to subscription form. We will try to check to see what's wrong and solve it

Tuan

Hi

Please change your site super admin account immediately. Please don't send your site information on a public forum like this. After changing your site information, submit a support ticket sending me the new account at joomdonation.com/support-tickets.html so that our developer can help checking this issue

Tuan