The ornamental design for an electronicportabledevice with a graphical user interface, as shown and described.
FIG. 1 is a front view of an electronic portable device with a graphical user interface showing a first image in a sequence;
FIG. 2 is a front view of a second image thereof;
FIG. 3 is a front view of a third image thereof;
FIG. 4 is a front view of a fourth image thereof; and,
FIG. 5 is a front view of a fifth image thereof.
The appearance of the transitional image transitions between the images shown in FIGS. 1-5. The process or period in which one image transitions to another image forms no part of the claimed design.
In the drawings, the dash-dash-dash lines showing an electronic portable device with a graphical user interface depict environment and form no part of the claimed design. The dash-dot-dash lines define the bounds of the claimed design and form no part thereof.