I\'m using Emacs 23.2. When I change the default font using Options --> Set Default Font... it correctly switches to the font that I select. I then do Options --> Save Options t
I have the same issue. I think it is because Emacs do not have the permission to edit the custom.el, this file is read only in emacs.
So I use sudo vim ~/.emacs.d/custom.el to edit it, and it work well.