You must enable Microsoft Windows Tablet Mode in order to use the Mobile Solutions on-screen keyboard.
For Microsoft Windows 10, swipe left from the right edge of the tablet, and then tap Tablet mode to enable/disable tablet mode. Tablet mode is enabled when the Tablet mode button is highlighted:
Note:
Before running Simphony or RES 3700 on the Oracle MICROS Tablet 700 Series, you may need to disable Microsoft Windows tablet mode.