If you are uncertain or not completely comfortable editing the Registry, we recommend sticking with the default Windows 10 log-in screen. If not, create a system restore point and move on.
One of the most common ways to change screen resolution is using the Settings app in Windows 10. You can tweak some display settings to select switch to the desired screen resolution. Follow below ...
Once mirroring is active, your phone's screen will appear on your PC ... previous page while clicking and holding will display a menu. Press Windows + S to open the search menu, type Optional ...