Transferring Audio Files from a Windows Computer:

  1. Connect the LG G3 Cat.6 to your computer via USB
  2. When prompted, tap "Media sync (MTP)". Alternatively, swipe the "Notifications" panel down and tap the option from there
  3. From the AutoPlay window on the computer, click "Open device to view files using Windows Explorer"
  4. Open a second Windows Explorer window and navigate to where the desired audio files are stored on the computer
  5. Copy the desired audio files, and paste them on your phone's storage, in the "Ringtones" and "Notifications" folders
  6. After the transfer is done, click the "Safely Remove Hardware" icon from the system tray
  7. Click "Safely Remove Mass Storage Device" and then tap "OK"
  8. Safely disconnect your handset and you're all done

Changing the Phone's Ringtone:

  1. Ensure that the desired custom ringtones have been transferred in the "Ringtones" folder
  2. Tap "Apps" while viewing one of the home screens
  3. Tap "Settings" > "Sound"
  4. Tap "Phone ringtone" under "Ringtone & Notifications"
  5. Select the desired ringtone. NOTE: freshly transferred audio files (in the "Ringtones" folder) are listed under "My Ringtones"

Changing the Ringtone for One Specific Contact:

  1. Launch the "Contacts" application
  2. Tap the contact you wish to edit
  3. Tap "Edit" and then tap the "Ringtone" drop-down menu
  4. Select the ringtone you wish to set and tap "OK"
  5. Tap "Save"

Changing the Notification Sounds:

  1. Ensure that the desired audio files have been transferred to the "Notifications" folder
  2. From the home screen, tap "Apps"
  3. Tap "Settings" > "Sound"
  4. Swipe to "System" and then tap "Notification sound"
  5. Select the audio file you wish to set as your phone's notification. NOTE: audio files freshly transferred in the "Notifications" folder will be listed under "My Notifications"
  6. If the notification sound can't be changed, you'll need to switch the "Sound Profile" from "Silent" to "Sound"

See More: LG G3 Cat.6: Personalize Your Smartphone with Custom Ringtones and Notifications