Hello,
I apologize for the issue you are facing. Unfortunately, we cannot change your username directly. However, you can check if your desired username is available by visiting this link and replacing username with your preferred username:
https://support.rankmath.com/users/username/
If the username is available, please open a ticket requesting the change, and our support team will assist you with that.
Thank you for raising this concern!
Sources:
How to Change Your Username in Rank Math » Rank Math
Hello,
Thank you for contacting Rank Math today.
As requested we have made changes to the username and you can see the same from here: https://rankmath.com/my-account/edit-account/
Don’t hesitate to get in touch if you have any other questions.
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.