Help: Toolbar problem

I am a beginner in Rhino and I cant figure out how to correct the bottom toolbar to view properly in my whole screen.
I have tried the toolbar settings, font sizes…
Please Help.

It Should look like this!?


How It appears in my.

Hello. It seems you are using a 4K display.
So application font sizes need scaling for high DPI modes.

Are you using Windows? If so, I recommend this article: