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how do I view and adjust the size of the program window’s black rectangle and what might have made it change?
How do I view and adjust the size of the program window’s black rectangle and what might have made it change?
This is a project where the rectangle is as I want it
https://i.imgur.com/vlJO6yy.pngand this how I dont want it
https://i.imgur.com/h2Stki6.png