About changing the profile name

Tell us what’s happening:
Describe your issue in detail here.
When I first started coding,I didn’t know about certification.So here I was given a made up name like fcdbe or something. Now my certificate is also holding this name.But I want to change it.How can I do it so that I get a new certificate on the same topic with my right name?
Your code so far

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User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Edg/90.0.818.51.

Challenge: Build a Personal Portfolio Webpage

Link to the challenge:

I believe the name you add/change on the profile page will be reflected on the certificate, and it looks like the name has to be public.