[Solved] Scene Preview Window Issue

When i add an object to right side of window in editor it shows a gap on the right side of the preview window.
here is an image:

I am using:
Windows 10
64 bit
I made sure that all my drivers were up to date.

You might have scaled the preview window by mistake. Try exporting it as a game and testing it there.

You can scale the preview window as you scale any other window in Windows

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