The ornamental design for a displayscreen or portion thereof with graphical user interface, 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.
The FIGURE is a front view of a display screen or portion thereof with graphical user interface showing my new design.
The broken line showing of a display screen or portion thereof of a computing device forms no part of the claimed design.