>>302372748
Is everything white? If so, switch view to textured.
There's supposed to be a few sphere like things on your main window that would change the view.
Alt+Z is usually the shortcut to it but not quite sure if it shuffles to textured. You have to find it. I'm already in 2.8

By main window it's the window that is the biggest inside blender. It's near somewhere on the edge of that