Transfer Audio Files from a Windows Computer:

1. Connect the HTC Desire 10 Pro to your computer via USB
2. Enable “File Transfer (MTP)” at the prompt or from the “Notification” area
3. Open the File Explorer on the computer
4. Locate the desired audio files on your PC and copy them
5. Transfer the files on the phone storage, preferably in the “Ringtones” / “Notifications” folders
6. After the transfer is done, eject the phone storage via system tray and safely disconnect the device from the USB cord

Change the General Ringtone:

1. Open the apps drawer
2. Launch “Settings”
3. Tap “Personalize”
4. Access “Ringtone” and select the desired ringtone
5. Tap “Apply”

Change the Ringtone of a Specific Contact:

NOTE: Custom ringtones cannot be set for contacts located on the SIM Card or the phone’s internal memory.

1. Open the apps drawer and launch “People”
2. Select the desired contact
3. Tap “Ringtone”
4. Select the desired ringtone and tap “Apply”

Change the Notification Sound:

1. Go to “Settings”
2. Tap “Sound & notifications” > “Notification sound”
3. Select the notification sound you want to use
4. Tap “Apply” to confirm the changes