Zte T230 User Manual page 40

Separate Contact Information
If contact information from different sources was joined in error, you
can separate the information back into individual contacts on your
phone.
 Touch Home >
 Touch a contact you want to separate, to view its details.
 Touch Options > Edit > Options > Separate.
 Touch OK to confirm.
The contact information is separated into individual contacts in the list
of contacts.
.