If you want to use the emulator, please download the software. Over the command line, navigate to the Path.
Apps [options] <directory>
The app.config and main.js must exist in the <directory>.
Options:
-h, --help print this message
-v, --version print the version
-e, --emulator open the UI from the emulator
-l, --logfile <file> use given file for log
Example
Apps C:/Users/Bizzi/Desktop/MyFirstApp
Open the UI
Apps --emulator
or
Emulator