Open mail from the home screen
You can have several mail widgets on the home screen, depending on your phone. Each mail widget contains one mailbox. In the widget, you can see if you have received new mail and the number of unread mails.
Add a mail widget to the home screen
On the home screen, select New mailbox, and follow the instructions.
Add another mail widget to the home screen
Tap and hold the home screen, and select 
and the desired widget from the list.
Open a mail
Select the mail widget.