Most function keys don't work in a GUI
When viewing any GUI, pressing the F1, F3, F4, F5, or F8 keys will have no effect. F2, F6, and F11 do work. Changing the key bindings for any of these functions does not fix this.
When viewing any GUI, pressing the F1, F3, F4, F5, or F8 keys will have no effect. F2, F6, and F11 do work. Changing the key bindings for any of these functions does not fix this.