Muse Hub is typically running in the background after installing the application, however, the application may have been terminated.
To restart Muse Hub on your computer:
macOS:
Press 'Command+Space' or tap the 'Search' button in the 'Menu Bar' to open up the universal search menu.
Begin typing 'Muse Hub' which should bring the application up below your search. Hit 'Enter' or select the 'Muse Hub' list item to run Muse Hub.
Now, you will be able to find Muse Hub running from the 'Menu Bar' on the top of your screen.
Windows:
Press the 'Windows' key on your keyboard, or click the Windows logo in the bottom left. This will bring up the Start Menu.
Begin typing 'Muse Hub' which should bring the application into focus in the Start Menu. Hit 'Enter' or select 'Open' to run Muse Hub.
Now, you will be able to find Muse Hub running from 'Task Bar' on the bottom of your screen. Note that the application icon may be hiding in the additional menu in the bottom right, with an upwards arrow.