✕ Return to unassigned (AC / fan)
What it is
The ✕ at the end of an imported air conditioner or fan row while editing.
What to enter
Press it to take the AC or fan out of its room.
What it changes
In the app: It leaves the app at the next Save & Deploy.
In the house: The hub's KNX address list is rebuilt from the imported devices at the next Save & Deploy.
If it goes wrong
If the change takes a device out of the home, a box asks first and lists what would be retired; press Cancel there to undo the change. A retired device's identity is never given out again.