Fixing Windows 10 Aspect Ratio Scaling Problem For Lower Resolution Display

You may notice if you’re still deploying applications using resolutions less than 800x600x72dpi on Windows 10 that the autoscaling for the aspect ratio might be wonky. That’s because all these new fancy operating systems are trying to cater to ultra high resolution/density screens these days, and if you’re building an old-fashion 2D game engine that doesn’t require too much screen resolution, the final output might be thrown off a bit. Sometimes it’s just the graphics card, but in Windows 10 case, it seems it’s built into the operating system. Anyway, this is how I “fixed” it.

Example of incorrect aspect ratio in Windows 10 auto-scaling fullscreen
Example of incorrect aspect ratio in Windows 10 auto-scaling fullscreen

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