Latex bindingkey for build&open pdf viewer


hello everyone
when i build my project from toolbar>package>latex>buid the pdf viewer(my costume pdf opener) open in another windows. but it make me tired to go there path , I found binding key from package that is ctrl+alt+b ,that is good but the pdf opening not work and no window opens :(((((
i want a binding ket to build and open a my costum pdf window


If you have custom code, you’re going to need to share that before anybody can help you debug it.