Computerized apparatus comprising a computer-readable medium with computer program code stored thereon for controlling one or more processors of the computerized apparatus such that the processors carry out the following steps to configure graphical user interfaces for displays of different terminal devices: representing a graphical configuration interface (81, 81') comprising a representation of a navigation area containing a miniaturized representation of a desktop for the graphical user interfaces, wherein the configuration interface (81, 81') comprises a widget catalogue which is represented as graphical symbols or a list with designations and has widgets, receiving configuration instructions for selecting widgets and for arranging the widgets in the desktop by positioning miniaturized representations of the widgets in the desktop represented in a miniaturized manner, wherein a plurality of navigation part-areas (N1, N2, N3) of the navigation area of the graphical user interfaces, each representing in a miniaturized manner an associated part of the desktop and the widgets arranged thereon, are represented, receiving configuration instructions for selectively assigning navigation part-areas (N1, N2, N3) to the terminal devices, and configuring the graphical user interfaces for representation on a display of one of the terminal devices in each case on the basis of the navigation part-areas (N1, N2, N3) assigned for the relevant terminal device and those parts of the desktop which are respectively assigned to the navigation part-areas (N1, N2, N3) and the widgets arranged on said desktop, characterized in that the navigation part-areas (N1, N2, N3) are coupled such that, in the event of a movement of a widget by the user from one of the navigation part-areas (N1, N2, N3) into another of the navigation part-areas (N1, N2, N3), the permissibility of the positioning of the widget in the other of the navigation part-areas (N1, N2, N3) is checked according to stored rules, and the movement of the widget is rejected if the permissibility of the positioning of the widget in the other of the navigation part-areas (N1, N2, N3) is not manifested. representing a graphical configuration interface (81, 81') comprising a representation of a navigation area containing a miniaturized representation of a desktop for the graphical user interfaces, wherein the configuration interface (81, 81') comprises a widget catalogue which is represented as graphical symbols or a list with designations and has widgets, receiving configuration instructions for selecting widgets and for arranging the widgets in the desktop by positioning miniaturized representations of the widgets in the desktop represented in a miniaturized manner, wherein a plurality of navigation part-areas (N1, N2, N3) of the navigation area of the graphical user interfaces, each representing in a miniaturized manner an associated part of the desktop and the widgets arranged thereon, are represented, receiving configuration instructions for selectively assigning navigation part-areas (N1, N2, N3) to the terminal devices, and configuring the graphical user interfaces for representation on a display of one of the terminal devices in each case on the basis of the navigation part-areas (N1, N2, N3) assigned for the relevant terminal device and those parts of the desktop which are respectively assigned to the navigation part-areas (N1, N2, N3) and the widgets arranged on said desktop, characterized in that the navigation part-areas (N1, N2, N3) are coupled such that, in the event of a movement of a widget by the user from one of the navigation part-areas (N1, N2, N3) into another of the navigation part-areas (N1, N2, N3), the permissibility of the positioning of the widget in the other of the navigation part-areas (N1, N2, N3) is checked according to stored rules, and the movement of the widget is rejected if the permissibility of the positioning of the widget in the other of the navigation part-areas (N1, N2, N3) is not manifested.