Hello,
Thank you for contacting Rank Math and sorry for any inconvenience that might have been caused due to that.
Please check these guides on how to set up Rank math for your site:https://rankmath.com/kb/how-to-setup/ and how to import SEO data into Rank Math from other SEO plugins: https://rankmath.com/kb/import-export-settings/.
If you follow these guides correctly, there should be no negative effect on your Search ranking.
Hope that helps and please do not hesitate to let us know if you need our assistance with anything else.
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.