Viewing the desktop of a Window 8 machine . You want to get back to the Start Screen to access your files. How do you do this?

To get back to the Start Screen on a Windows 8 machine, you can follow these steps:

1. Move your mouse cursor to the bottom-left corner of the screen. You can also press the "Windows key" on your keyboard.

2. When the Start screen thumbnail appears, click on it or press the "Windows key" again.

3. This will take you back to the Start Screen, where you can access your files and applications.

Alternatively, if you are using a touch screen device, you can swipe from the right edge of the screen towards the left to open the Charms Bar. Then, tap on the "Start" option to switch to the Start Screen.

By using these simple steps, you can easily switch back from the desktop to the Start Screen on a Windows 8 machine and access your files.