The ornamental design for a displayscreen or portion thereof with icon, as shown and described.
FIG. 1 is the front view of a display screen or portion thereof with icon showing our new design according to a first embodiment;
FIG. 2 is the front view of a display screen or portion thereof with icon showing our new design according to a second embodiment;
FIG. 3 is the front view of a display screen or portion thereof with icon showing our new design according to a third embodiment;
FIG. 4 is an enlarged view of the icon in FIG. 1, shown separately for clarity of illustration;
FIG. 5 is an enlarged view of the icon in FIG. 2, shown separately for clarity of illustration; and,
FIG. 6 is an enlarged view of the icon in FIG. 3, shown separately for clarity of illustration.
The outer perimeter illustrated by broken lines in FIGS. 1 to 3 illustrates a display screen or portion thereof and forms no part of the claimed design. The remaining broken lines in the figures illustrate portions of the icon that form no part of the claimed design.