THIS, worked for me:

select @@servername

sp_helpserver

sp_helpremotelogin 'xxxx'

--sp_dropremotelogin 'xxxx','DOMAIN\account'

--sp_dropremotelogin 'xxxx'

--sp_dropserver 'xxxx'

sp_dropserver 'xxxx', 'droplogins'

sp_addserver 'xxxx-new', local