You might want to have a look at the migration guide: http://www.tinymce.com/wiki.php/Tutorial:Migration_guide_from_3.x
To disable button use toolbar1: "button1 button2 undo redo ...."
(this will let you choose which buttons to show).
Question
In tinymce 3.x i used theme_advanced_disable
to disable some buttons but now in tinymce 4.x
i can't disable the buttons, is there instead?
Solution
You might want to have a look at the migration guide: http://www.tinymce.com/wiki.php/Tutorial:Migration_guide_from_3.x
To disable button use toolbar1: "button1 button2 undo redo ...."
(this will let you choose which buttons to show).