Display Screen or Portion Thereof with Graphical User Interface

1. Display screen or portion thereof with graphical user interface

1 . 1 : Front

1 . 2 : Front

The appearance of the transitional graphical user interface sequentially transitions between the images shown in figs. 1 . 1 - 1 . 2 ; the process or period in which one image transitions to another image forms no part of the claimed design; for all figures, the broken lines showing a display screen or portion thereof with graphical user interface form no part of the claimed design; the grayscale tones displayed in the figures are intended to depict tonal contrast, and not any particular shade or tone of color.