Command Prompt and Windows PowerShell are also simple and built-in options covered in this post for this purpose. We have already seen how to open a file or folder using Command Prompt or PowerShell.

There are several ways you can bring up or open CMD or launch Command Prompt in Windows, via Win+X Menu, Task Manager, Cortana, Explorer, etc.

The "open" program is specific to OS X and lets you basically drag and drop a file with the -a command onto an application. This way it overrides the per-user OBJ open-with settings.

If you want to execute a task from the command line in Windows, you first have to open Command Prompt. Here are 11 ways to do that.

Instead of firing up the command prompt and manually navigating the depths of your filesystem, just Shift-Right-click the folder, click Open Command Window Here, and voilà—you're there.