goodam to all..i just wanted to ask, i have change my apple ID to a new one, but now im having trouble on how to delete my previous Apple ID in my iphone so that the new one will only be the one use..
You can change the mail address for your Apple ID by following the steps, described in this article:
Change your Apple ID - Apple Support
After that there are a few more things to do:
What to do after you change your Apple ID or password - Apple Support
Remember, that purchases from two different Apple IDs can't be merged unless you use Family sharing
Before you can set up your phone with a completely new Apple ID, you'll have to disable the Activation Lock:
How to remove Activation Lock - Apple Support
Ho to delete my previous apple id and change it to my new apple id?
