Samsung Smart Switch is an app that allows users to transfer data from an old device to a new Samsung Galaxy device. The app can transfer photos, contacts, messages, files, and other important data to a new device. Smart Switch can transfer all data, including device settings, so that users can pick up their new device and carry on right where they left off. The app can be used to transfer between tablets, between smartphones, and between a tablet and a smartphone. Smart Switch can be downloaded from the Google Play Store for Android devices and from the App Store for Mac devices. The app can also be downloaded from the Samsung Smart Switch hub for PC devices. Smart Switch can transfer data wirelessly or through a wired connection. However, it is important to note that Smart Switch may not be able to transfer login details to specific apps, such as mobile banking apps, and any content with DRM (Digital Rights Management) cannot be transferred by Smart Switch.