How To set a ring tone for incoming calls on T-Mobile MyTouch3G
Ref: T-Mobile Android Phones, using the MyTouch3G, MyTouch3G Tips and tricks, Htc site MyTouch3G tips.
When you bought a new T-Mobile MyTouch3G,you may want to set a ringtone for incoming calls on T-Mobile MyTouch3G, this is a good feature, interesting and useful! I found the tricks will teach you set the ringtone quick and easily!T-Mobile MyTouch3G Info
To change the ring tone, press HOME > MENU, then tap Settings. Tap Sound & display > Phone ringtone. Tap the ring tone you want to use, then tap OK. The ring tone briefly plays when selected.
Hope this is useful for you!