i can't open the wpf form interface in visual studio

[razumovskaya]

the problem is that I pulled the xaml code up, now I don't see the graphical interface of the wpf form, tell me how to fix it.

 

[Skydiver]

I have a sneaking suspicion that you didn't open the .SLN file using Visual Studio, but rather added each file individually into a new project in Visual Studio. The Solution Explorer of Visual Studio should should you a hierarchy like this if you open a solution file:

 

[Skydiver]

And if you did open the .SLN file, but collapsed the design view, you can try clicking on one of these two buttons: