3. Touch OK to save the adjustment.
13.3.3 Changing the Phone Ringtone
1.On the Settings screen, touch Sound > Phone ringtone.
2.In the displayed list, select an option:
•Ringtone: Select a preinstalled ringtone. The ringtone plays when selected.
•Local music: Select the music stored in the phone or on the microSD card. The music plays when selected.
3.Touch OK.
13.3.4 Changing the Message Ringtone
1. On the Home screen, touch 
> Messaging.
2. In the message list, touch |
| > Settings > Choose ringtone. |
| ||
|
3.Touch the ringtone you want to use. The ringtone plays when selected.
4.Touch OK.
13.4 Setting Phone Services
13.4.1 Customizing Call Settings
Mobile phone service providers offer services including call forwarding, call waiting, fixed dialing numbers,andvoicemail.You cancustomizethe servicesincluded in your call fee package.
On the Home screen, touch 
> Phone, and then touch 
> Settings to customize call functions.
13.4.2 Turning on Data Roaming
1.On the Settings screen, touch More... > Mobile networks.
2.Select the Data roaming check box.
Accessing data services while roaming may incur additional charges. Ask your wireless service provider about data roaming fees.
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