Left-click the blank space on the canvas in 2D or 3D view, go to the right properties panel and switch on the "Lock Walls" option to lock the walls. After locking, you will not be able to drag the wall anymore to avoid misoperation.
Left-click the blank space on the canvas in 2D or 3D view, go to the right properties panel and switch on the "Lock Walls" option to lock the walls. After locking, you will not be able to drag the wall anymore to avoid misoperation.
