Go to the emWave menu item View then choose HRV Full Screen
If you find that your window did not expand to fill the emWave application Session Window, maximize the application window. The rectangle box in the upper right hand corner on a PC and the Green button on the upper left hand corner of a Mac.
To return to the default emWave main screen, go to the emWave menu item View then choose HRV Full Screen again and remove the check mark next to this view choice.