Add contact
Press Contacts
If you want to add your contacts to a specific group, click add group
OIf you have created a new group for your contact, enter the name in the field name
Then click you on create
Here you fill in the information for your new contact and then click save.
You can also add senders to your address book directly from the inbox. You do this by clicking on the sender`s name and then add to address book.