Here how you're meant to do it:
- Right click on the shortcut
- Append the path with
- Once in the game, hold down ctrl+shift+~ to launch the console.
Here shortcut properties:
I launch the game via the shortcut, hold down ctrl+shift+~ and nothing happens. Maybe it's a problem with my keyboard? My tilde key is to the left of enter and above the shift. It's actually a # and a ~. You get the ~ by holding down shift.