Thank you so much for that clarification, this is on a virtual monitor, so i need to plug in a native 1080p monitor so it changes back to 16:9 ?

I am having an issue, I have a W10 machine where the default resolution is 2560 x 1600 but when I go to 1920 x1080 this happens:

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A black bar is across the top and blocks any view, any...