how to raise the roof ???

[LXEplays]

i am making a level for a friend and its supposed to be really hard but idk how to make the roof higher so i can add more stuff please help

[lobter]

In ship, ufo, ball and wave you cannot make the roof higher. However, in cube/robot, just making the icon go high enough makes the roof go higher.

[Desushie]

you need to put portals of the thing you use to make the roof higher (EX: If using UFO then put another UFO portal and the roof will go higher)

[98]

or use the teleporter thing