Hello,

I tried to use DosBox and after I run Dosbox 0.74-3 the screen stayes the same black window.
There should be a blue box on the screen but there isn't.

What can I do to make it work?

I downloaded it from dosbox.com .
My PC: Laptop
OS: Windows 10 Home
CPU: Intel i7@ 2.50 GHz
RAM: 16 GB DDR3
GPU: Intel HD 520 / Nvidia GeForce GTX 950M

screenshot attached