Set the VM's DisplayName to test, but found that the window title is Window instead of test. After checking the visual tree with F12, I found that the value of DisplayName in the DataContext is test.

I am working on dot net project where i migrated my dot net framework 4.6.1 to 4.8 along with visual studio 2015 to visual studio 2022. when am doing so am getting warning for few project component. I ...