Hello, we apologize for the issue you are facing regarding your username change. Since you have confirmed that the username "Lakshmi M" is available, please open a ticket requesting the Rank Math Support team to change your username. You can do this by following the instructions provided in our guide on changing your username.
Thank you for raising this concern, and we look forward to assisting you further!
Sources:
How to Change Your Username in Rank Math » Rank Math
Hello,
Thank you so much for getting in touch.
We have gone ahead and changed your username in your account.
Please check from your end.
Hope that helps.
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.