Remove username field in edit data step

Hi There
I'm using plugin "email as username" so all users don't need username anymore and its working fine.
but with slogin sfter signin next step to edit data form, there is a field "username" that we don't need it anymore. how can i remove it?

Rgards

Thanks,
My Current setting is this:
login for members >> email
edit data before registeration >> yes

i need this next step edit, because the email and name from social are not clear.
I just don't want the username field in the step url.
would you please help me which codes should i remove to don't show or hide username field anymore?