you may encounter problems while trying to change your display settings. This occurs when you have a certain policy to prevent you from doing so. You may see the following on your screen: Open Run ...

Select Windows Settings to open it. Now select the Ease of Access ... Rectangular Free Form Window Full-screen. Incidentally, you can use Alt+PrtScr to capture just the active window.

1. On the iPhone's lock screen, touch and hold anywhere on the display until you see the Customize button. You'll need to ...