Transfer Audio Files from a Windows PC:

1. Connect the Samsung Galaxy On Nxt to your computer via USB
2. Turn on “Media device (MTP)” / “File Transfer (MTP)” when prompted or from the “Notification” area
3. Open the File Explorer on the computer and locate the desired audio files on the PC storage
4. Transfer the files on the phone storage, preferably in the “Ringtones” / “Notifications” directories
5. Once the transfer is complete, eject the phone storage via system tray and safely disconnect the device from the USB port

Transfer Audio Files from a Mac Computer:

NOTE: In case Samsung Kies is already installed on the Mac, skip the first 3 steps.

1. Open the Internet browser on the Mac
2. Visit Kies Support
3. Download and install “Kies 3 for Mac”
4. Once done, connect the Samsung device to your computer via USB
5. Turn on “Media Device (MTP)” / “File Transfer (MTP)” at the prompt or from the “Notification” area
6. Launch Kies on the Mac
7. Inside Kies, click the “Folder” icon next to “Internal memory” or “External memory”
8. Launch the File Explorer on the Mac and locate the desired audio files on the PC storage
9. Drag the files and drop them inside Kies to start the transfer
10. After the transfer is complete, eject the phone storage by dragging the virtual drive from the desktop and dropping it in the “Trash can”
11. Safely disconnect the device from the USB port

Change the General Ringtone:

1. Open “Settings”
2. Tap “Sounds and notifications”
3. Under “Sounds”, tap “Ringtones and sounds”
4. Tap “Ringtone” and select the desired ringtone
5. Press “Back” to confirm

Change the Ringtone of a Specific Contact:

1. Launch “Contacts”
2. Select the desired contact and tap “Edit”
3. Tap “Ringtone”
4. Select the desired ringtone and tap “OK”
5. Tap “Save” to confirm

Change the Notification Alert Sound:

1. Open “Settings” and scroll to “Device”
2. Tap “Sounds and notifications”
3. Under “Sound”, tap “Ringtones and sound”
4. Select the notification sound you want to use
5. Press “Back” to confirm