Hello,
Thank you for contacting Rank Math and bringing your concern to our attention. I’m sorry for any inconvenience this issue may have caused you.
I’ve separated your concern into a new ticket so we can assist you accordingly.
For initial troubleshooting, please ensure that this option is enabled in Rank Math > Titles & Meta > Authors > Add SEO Controls

Let us know how this goes.
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.