How do I enable SMTP authentication?

Below are instructions for checking your e-mail client program (e.g., Microsoft Outlook, iPhone, BlackBerry, etc.), to make sure that it has SMTP Authentication enabled. To determine what version of the e-mail client program you are running, generally speaking this information is found by going to the program Help > About menu option.

Microsoft Outlook 2010

  1. From the File Menu, click "File".
  2. Click the "Account Settings" button, then click the "Account Settings" option from the fly out menu.
  3. On the Email tab, Select your email account from the list and press the "Change" button at the top of the window (not the "Change Folder" button at the bottom).
  4. Press the "More settings..." button.
  5. Select the "Outgoing Server" tab.
  6. At the top of this window, check the box next to "My outgoing server (SMTP) requires authorization".
  7. Select the radio button option for "Use same settings as my incoming mail server".
  8. Press the "OK" button at the bottom of the Outgoing Server window.
  9. Press the "Next" button in the "Change Account / Internet Email Settings" window.
  10. A new "Test Account Settings" window should open automatically, once the test completes successfully, press the "Close" button.
  11. Select "Finish" and "Close" to exit out of the "Account Settings" window and apply this update.

Microsoft Outlook 2007

  1. From the file menu, select "Tools" and then "Account Settings...".
  2. Click on the “E-Mail” tab.
  3. Click on the "Change..." button.
  4. Click on the "More Settings..." button.
  5. Select the "Outgoing Server" tab.
  6. At the top of this window, check the box next to "My outgoing server (SMTP) requires authorization".
  7. Select the radio button option for "Use same settings as my incoming mail server".
  8. Press the "OK" button.
  9. Press the "Next" button.
  10. Select "Finish" and "Close" to exit out of the "Account Settings" window and apply this update.

Microsoft Outlook Express

  1. From the file menu, click "Tools" then click "Accounts".
  2. Click on the "Mail" tab.
  3. Click on your email account and click the "Properties" button.
  4. Click on the "Servers" Tab.
  5. At the bottom of the window check the box next to "My Server Requires Authentication".
  6. Push the "Ok" button.
  7. Push the "Close" button.

Mozilla Thunderbird

  1. From the file menu, click "Tools" then click "Account Settings".
  2. Click on "Server Settings".
  3. Type your your user name in the "User Name:" box.
  4. Check the box next to "Use secure authentication".
  5. Push the "OK" button.

Pegasus

  1. From the file menu, click "Tools" then click "Network Configuration".
  2. Click on the "Sending (SMTP)" tab.
  3. Select your email account and click the "Edit" button.
  4. Click on the "Security" tab.
  5. Check the box next to "Login to the SMTP Server using a POP3 username/password".
  6. Click on the "Select" button.
  7. Select your email account and click the "Select" button.
  8. Click the "Ok" button.

Eudora

  1. From the file menu, click "Tools" then click "Options".
  2. From the vertical list of icons on the left, click the "Sending Mail" icon.
  3. Check the box next to "Allow authentication".
  4. Click the "Ok" button.

Mac Mail

  1. From the Mail menu, click "Preferences".
  2. Select your email account from the list, click the "Edit" button.
  3. Under "Outgoing Mail Server", choose Add Server.
  4. Under "Accounts", highlight your mail account then click the "Server Settings" button.
  5. Set your "Outgoing Mail server" as per the documentation for your mailbox.
  6. Set "Authentication" to "Password".
  7. Provide your username & password.
  8. Make sure that the Server Port setting is 587.
  9. Click the "Ok" button to apply changes to SMTP settings.
  10. Click the "Ok" button to apply changes to email account.

iPhone

  1. Select Settings.
  2. Select Mail, Contacts, Calendars.
  3. Select the account (e.g. jsmith@example.com).
  4. Select SMTP from the Outgoing Mail Server section.
  5. Select the Primary Server.
  6. If not already on, slide the Server to the On position.
  7. Provide the Host Name (e.g. mail.example.com).
  8. Provide your User Name (e.g. jsmith) and Password.
  9. Slide Use SSL to the Off position.
  10. Select Authentication.
  11. Choose the Password option.
  12. Change the Server Port from 25 to 587. This may be necessary for some providers. See How do I send e-mail from Comcast, Verizon or another third party? for more information.

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