Description. The easy way to transfer content to your new Galaxy device. Smart Switch for Windows gives you the freedom to move your contacts, calendar, music, photos, and videos to your new Galaxy device. Send your contacts, calendar, music, photos, and videos to your new Galaxy device. Note: For more information and step-by-step directions .... This is an interesting and useful service code for Samsung mobile phones. This code allows you to test LCD, hardware and many other parts of your mobile phone. You might have seen many mobile repair mechanics or service center engineers using this code on mobile phones to test the hardware. You can test colors, vibration, camera, touch screen.