Android OS

	Applications
	Press on the arrow to display the list of installed applications.

Navigation Bar

	Back
	Opens the previous screen you were working in, even if it was in a different application. Once you back up to the Android Home screen, you can’t go back any further.

	Home
	Opens the central Home screen. By default, this is set to the Optima GoPOS application. Please see Android Settings - Apps to change this default.

	Overview
	Opens a list of thumbnail images of screens that you have worked with recently. To open one, touch it. To remove a screen from the list, swipe it left or right or touch on the X.

Status Bar

When Android Bars are activated, both the navigation bar and the status bar are displayed. The status bar, at the very top of the screen will display the WiFi and mobile signal strength, how much battery power is left, and the time. This will also give you access to Quick Settings, which allows you to easily get to frequently used settings.

To open Quick Settings, swipe down from the top of the screen with two fingers or twice with one finger. To change a setting, just touch the icon.

	Hide/Show
	Press on the icon to hide or show the additional quick settings.

	Settings
	Settings controls the core Android settings for networks, hardware, location, security, language, accounts, etc. The fastest way to adjust system settings that you access frequently, such as WiFi or brightness, is through Quick Settings or directly from the GoPOS Register Display area.

	Brightness
	Slide to lower or increase the brightness of your screen.

Battery life

If equipped, displays the status of the internal battery. The battery status will also be displayed in the GoPOS Register Display area. Press "DONE" to close the window.

WiFi network

Turn WiFi on or off. To open WiFi settings, touch the WiFi network name or press "MORE SETTINGS". Press "DONE" to close the window.

	Auto-rotate
	Select Auto-rotate or lock your device’s orientation in portrait or landscape mode.

Airplane mode

Turn Aeroplane mode on or off. Aeroplane mode means that your APOS won’t connect to WiFi or a mobile signal, even if one is available.

Please note that PcProg will not be able to communicate with your APOS if aeroplane mode has been turned on.

Bluetooth

Turn Bluetooth on or off. To open Bluetooth settings, touch “MORE SETTINGS”. Press "DONE" to close the window.