Full Screen and Full Page
Dashboard can enter full screen clicking the full screen icon, which will by default be located second from the right in the top right.
Full Screen Icon:
Dashboard can enter full page mode clicking the full page icon, which will by default be located in the top right. Full page mode will cause dashboard to fill the entire browser window instead of the entire screen.
Full Page Icon:
It is possible to let the Dashboard tab fill the entire browser window via the URL Parameter "dashboard=full". Example: http://octopi.local/?dashboard=full. This is useful when using a browser in "Kiosk" mode to monitor prints. If you would the webcam was always disabled for this device but still active for others, you can create a new OctoPrint user without webcam access and log into it for your kiosk device.