Hello, Pratiksha Patil
To resolve your issue, you should request assistance from MS Training Support at https://trainingsupport.microsoft.com/en-us/
You should see "Ask a Question" button. Click on it.
Submit your query on the Question page, describe your issue with a suitable Title.
Select the below to categorize your question.
Forum: Microsoft Credentials
Support Area: Learn
Topic: Profile
Sub topic: Legal Name change
- Check "Notify me when someone responds to this post" to receive email notifications.
Someone from MS Support should get back to you in the next working day or two.
Hope this helps.
***Please mark the answer as Accepted if you are satisfied with the response.