Show full name in the user menu does not work in GNOME

[Cheddie_Merai]

I am trying to display my name in the User Menu in GNOME, but it doesn't seem to work. I have enabled show-full-name-in-top-bar, Schema: org.gnome.desktop.privacy

http://i.stack.imgur.com/bVbhs.png

Can I receive some assistance into solving this problem?
Thank you