The ornamental design for a displayscreen or portion thereof with animated graphical user interface, as shown and described.
FIG. 1 is a front view of a display screen or portion thereof with animated graphical user interface, showing a first image of the claimed design; and,
FIG. 2 is second image thereof.
The appearance of the animated image sequentially transitions between the images shown in FIGS. 1-2. The process or period in which one image transitions to another forms no part of the claimed design.
The broken line showing of a display screen or portion thereof is for illustrative purpose only and forms no part of the claimed design.