Desktop is off

[Guest]

The whole desktop (I mean everything you can see on the screen) has shifted a
bit to the upper left corner. So there is black space on the right and bottom
side. Hope someone can help.

 

[Vanguard]

The whole desktop (I mean everything you can see on the screen) has
shifted a
bit to the upper left corner. So there is black space on the right and
bottom
side. Hope someone can help.

Your monitor has no sizing and positioning controls?