I Need Help With My Lg Shine Mobile?

ok so now I have the LG Shine, I changed the ringtone tu change as the message tone, and how do you gwt d change or eliminate the slider tone alsoo tesxtin and if you use the T9 predictive text, alternatively, if you've typed a word how u change the word, and how u back to change the word if tha makes sense, like if you want to go back aqnd a text for a word it doesn't mark it to remember the usuing T9 text, "When I Need to I change the whol word, it is a very confusing phone lol xxx oh and I can Pheme the pone as the colors of the menu, thanks xx