How to change the image by Behind code

Question

I want to change the image by Behind code, but the way is wrong.

How do I find my way?

BitmapImage image = new BitmapImage(new Uri("/Images;Assets/Images/ativo.png", UriKind.Relative));
img.Source = image;

Obs:

the image ta on the way: Assets/Images/.

Answer 1

I got!

follows the correct code:

BitmapImage image = new BitmapImage(new Uri(@"Assets\Images\inativo.png", UriKind.Relative));