AutoSize to false. If doesn't work try resetting VS2022. I don't use it that much so I really don't know the problem. Or try to access the Check Box code and change it there
The properties window shows the currently active control. If no control is active, it shows the window properties. Thus, you need to click your checkbox to reveal its properties and set it according to the suggestions above
Then it is probably going to be more complicated. So far I was not able to find a descent source I could provide you. WinForms in general is not the most custom-style friendly UI framework