My wallpaper looks digital like how can i fix it?

P.S. when i change the screen resolution to 1600x1200 it fixes the picture but all my icons and windows are wayyyyy too smallMy wallpaper looks digital like how can i fix it?
u hav chosen a wallpaper that is too big for ur computer screen and resolution o to wher u got the wallpaper and select the smallest size (1024x768)

long hair styles

dynamic editing