How to fix the artifact on the monitor in the form of a green shadow?

Question

Iron

Green shadow on contrast areas on dell u2414h monitor. Appears only in (preset) sRGB mode with full dynamic range (0-255). This is not the case with other settings. The monitor is connected via displayport. When connected via hdmi, the result does not change.

Answer 1

Play with the sliders or reset to default settings. Or replace the train or lacing)