Follow the simple steps given below in adding a new account for YPOPs!:

1. Right Click o­n Accounts at select 'Add Account'
2. In the 'Email Account Information' page, enter a name for the account, your name and your full Yahoo! email address
3. Click Next.
4. In the 'Incoming Mail Server' page, select POP3 as the mail server type. Enter your Yahoo! login id as the User Id for the incoming server and your incoming server as '127.0.0.1'.
5. Click Next.
6. In the 'Incoming Mail Server Password' page, select 'Normal' as the password authentication method.
7. Click Next.
8. In the 'Incoming Message Action' page, select 'Delete Messages from Server'
9. Click Next.
10. In the 'Outgoing Mail Server' page, enter 127.0.0.1 as the mail server.
11. Select 'User supplied' as the authentication method for the SMTP Server. Click o­n 'User Info' and enter your Yahoo email address as the username and your Yahoo Mail password as the password.
12. Click Next and then Finish.

Now that an account has been created, selec the account from the Accounts list and right-click o­n it and select Properties. Go to the 'Mail Server' tab, and increase the 'Seconds before connect timeout' and 'Seconds before send/receive timeout' to 1000.