Update ArcballControls.js

examples/jsm/controls/ArcballControls.js

@@ -2078,7 +2078,6 @@ class ArcballControls extends EventDispatcher {
 		window.removeEventListener( 'pointerup', this.onPointerUp );
 
 		window.removeEventListener( 'resize', this.onWindowResize );
-		window.removeEventListener( 'keydown', this.onKeyDown );
 
 		if ( this.scene !== null ) this.scene.remove( this._gizmos );
 		this.disposeGrid();