Windows 10 includes a range of options for running older programs not designed for the operating system. … 16-bit applications, in particular, are not natively supported on 64-bit Windows 10 because the operating system lacks a 16-bit subsystem. This can even affect 32-bit applications that utilize a 16-bit installer.

Is there a 16-bit operating system?

In the context of IBM PC compatible and Wintel platforms, a 16-bit application is any software written for MS-DOS, OS/2 1. x or early versions of Microsoft Windows which originally ran on the 16-bit Intel 8088 and Intel 80286 microprocessors.

Can I install NTVDM on Windows 10 64-bit?

NTVDM is a Feature on Demand and only supported on the x86 version of Windows. It is not supported on x64 and ARM versions of Windows, which do not support 16-bit x86 code of any kind, including DOS programs.