C # non posso aggiungere l'immagine al pulsante

c # non posso aggiungere l'immagine al pulsante

You can use manualy by add some resouce in your project 
1- Go top MENU Project > Your project proprieties 
2- now choose resources panel on top you find buttom "add Resources" (click in bottom arrow)
3- click add existing file (choose your file location )

Finally add your image in boutton from proprities Image