Display panel or portion thereof with a transitional mixed reality graphical user interface

FIG. 1 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a first image in a sequence of a first embodiment;

FIG. 2 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a second image in the sequence of the first embodiment;

FIG. 3 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a third image in the sequence of the first embodiment;

FIG. 4 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a fourth image in the sequence of the first embodiment;

FIG. 5 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a fifth image in the sequence of the first embodiment;

FIG. 6 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a sixth image in the sequence of the first embodiment;

FIG. 7 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a first image in a sequence of a second embodiment;

FIG. 8 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a second image in the sequence of the second embodiment;

FIG. 9 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a third image in the sequence of the second embodiment;

FIG. 10 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a fourth image in the sequence of the second embodiment;

FIG. 11 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a fifth image in the sequence of the second embodiment;

FIG. 12 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a sixth image in the sequence of the second embodiment;

FIG. 13 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a first image in the sequence of the third embodiment;

FIG. 14 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a second image in a sequence of a third embodiment;

FIG. 15 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a third image in the sequence of the third embodiment;

FIG. 16 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a fourth image in the sequence of the third embodiment;

FIG. 17 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a fifth image in the sequence of the third embodiment; and,

FIG. 18 is a front view of a display panel or portion thereof with a transitional mixed reality graphical user interface showing a sixth image in the sequence of the third embodiment.

The appearance of the image in each embodiment sequentially transitions between the images shown in FIGS. 1 through 6 , FIGS. 7 through 12 , and FIGS. 13 through 18 respectively. The process or period in which one image transitions into another forms no part of the claimed design.

The outermost broken line rectangle illustrates a display panel or portion thereof that forms no part of the claimed design. The remaining broken lines illustrate portions of the graphical user interface and form no part of the claimed design.