The ornamental design for an electronic devicedisplayscreen or portion thereof with graphical user interface for a roadtripchallengeapp, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
The FIGURE is a front view of an electronic device display screen or portion thereof with graphical user interface for a road trip challenge APP, showing my new design.
The broken line showing of an electronic device display screen forms no part of the claimed design.