I experience this bug occasionally too. For me the workaround is to find the invisible close button in the old window and just close the Settings app. I suppose Alt+F4 might work too? Then just open the Settings app again.
I experience this bug occasionally too. For me the workaround is to find the invisible close button in the old window and just close the Settings app. I suppose Alt+F4 might work too? Then just open the Settings app again.