The ornamental design for a displayscreen or portion thereof with icon, 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.
FIG. 1 is a front view of a display screen or portion thereof with icon showing my new design; and,
FIG. 2 is a front view of a second embodiment thereof.
The dashed broken lines show a display screen or portion thereof, and form no part of the claimed design. The dot-dash broken lines and the area between the dot-dash broken lines and the dashed broken lines show environment that forms no part of the claimed design.