Hello,
Thank you for contacting Rank Math and bringing your concern to our attention.
You can purchase the plugin on our pricing page here and use the same email account:
https://rankmath.com/pricing/
Once done, your Rank Math PRO subscription should be reactivated using the same account.
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.