Below screenshots are used on iPhone mobile device using the iOS native email client to connect an email account using POP3 protocol.
1:Add new email account

2: From the list select other

3: Insert your email address and the password

4: Select POP protocol while adding the account (If you want to connect using IMAP then use different port in upcoming screenshot rest of information remains the same)
SSL POP Port = 995
SSL IMAP Port = 993

6: In outgoing email insert your email address and password and SSL Port 587
