Hello,
Thank you for contacting Rank Math today.
No, you can reuse the same credentials on multiple websites. Please ensure that you are using the same username and password that we sent on the confirmation email.
You can also try to login from a different browser.
Looking forward to helping you. 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.