Changing the Device ID

Press the Green button from the main screen

Press F2 for Setup

Press 386371 for the password, then Enter

Press the top left purple key to scroll down until you see Merchant

Press F2 for Merchant

Press F3 to Select FDMS

Press F2 for Next two times for Device ID

Press F3 for Edit

Change to any other 4 digit number, Press Enter

Press Exit and OK to Save