How to Edit or Delete Personal Contact?
Follow Steps Below
1. Go to Notification Center
2. Click “Contact Book”
3. Click “Personal Contact List”
To Search (Optional)
4. Type Contact Name, Contact Number or Group in Search Box
to search a Contact
To Edit
4. Click Edit
Sign 
in Action Column against the Contact Number you want to edit
5. Make required changing
6. Click “Update & New” or “Update & Close” Button
Note: “Update & New” will update contact in Contact List and all form fields will become empty to add new contact.
“Update & Close” will update and Show contact in Contact List.
To Delete
4. Click Delete
Sign 
in Action Column against the Contact Number you want to Delete
>>Click “Yes” button.
Contact Number will be deleted.