Resizing components in a Window

[Duyct]

I'm designing a GUI application. It looks normal on my first screen but when switching to the second screen all the components in it couldn't resize to the screen's resolution. I've looked for solution but still haven't got any. I use Qt and C++

Here's the app on my first screen:

And here's the app on my second screen:

[jsulm]

@Duyct Not sure what is wrong on the second screen? The font size?

[Duyct]

@jsulm all the components can't fit in the window in the second screen

[jsulm]

@Duyct said in Resizing components in a Window:

all the components can't fit in the window

Because the window is too small.
Do you use layouts?