Display screen or portion of a device with transitional graphical user interface

Description

FIG. 1 is a front view in a first image of a display screen or portion of a device with transitional graphical user interface;

FIG. 2 is a front view in a second image thereof; and,

FIG. 3 is a front view in a third image thereof.

The appearance of the transitional image transitions between the images shown in FIGS. 1-3. The process or period in which one image transitions to another image forms no part of the claimed deign.

The outer broken lines in FIGS. 1-3 show a display screen or portion of the device thereof, and form no part of the claimed design. Texts presented as broken lines in FIGS. 1 to 3 form no part of the claimed design.

Claims

The ornamental design for a display screen or portion of a device with transitional graphical user interface, as shown and described.