Hello,
Thank you for contacting Rank Math and bringing your concern to our attention.
Unfortunately, Rank Math does not have a pop-up feature for redirections.
In this case, you may need to use a plugin to achieve it this like this:
https://wordpress.org/plugins/popup-builder/
I hope that helps.
Thank you.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.
