I found this several days ago on here and it seems to work.
Resize the window by dragging out from the corners, then close using File - Close.
Don't click the top right white X in red box this time but you can from then on.
OnePlus 5 review
See the work of famous artists playing with toys
iPad Pro 10.5in (2017) review
Comment faire une capture d’écran sur un Mac ?