The ornamental design for a displayscreen or portion thereof with a graphicaluserinterface, as shown and described.
A portion of the disclosure of this patent document contains material which is subject to copyright protection. The copyright owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all copyright rights whatsoever.
FIG. 1 is a front view of a display screen or portion thereof with a graphical user interface according to a first embodiment;
FIG. 2 is a front view of a display screen or portion thereof with a graphical user interface according to a second embodiment;
FIG. 3 is a front view of a display screen or portion thereof with a graphical user interface according to a third embodiment;
FIG. 4 is a front view of a display screen or portion thereof with a graphical user interface according to a fourth embodiment; and,
FIG. 5 is a front view of a display screen or portion thereof with a graphical user interface according to a fifth embodiment.
The broken lines in FIGS. 1-5 show portions of a display screen or portion thereof with a graphical user interface which form no part of the claimed design. The broken text in FIGS. 1-5 is for showing environment only and forms no part of the claimed design.