Filip Trinajstić

Hi everyone, I need to ask if somebody knows how to solve one problem for freeware Soloy U206 downloaded from Rikoo website. Plane is working perfectly, but as you can see in a picture, windshield is full of some white boxes/pixels, i dont know how to call that, but it can be seen in photo below. I whant to get rid of this boxes, but dont know how. Please help. Thank you in advance!