Outlook 2013 and Outlook 2016
- Start Outlook.
- On the Tools menu, click Account Settings.
- Select the email account from the list and click Change.
- On the Change E-mail Settings window, click More Settings.
- Click the Outgoing Server tab and check the My outgoing server (SMTP) requires authentication option.
- Click the Advanced tab and change the Outgoing server (SMTP) port.
If you want to use SSL, then change the port to 465 and select SSL from the encryption drop-down menu.
If you don’t want to use SSL, then change the port to 587.
Mac Mail for OS X
- Start Mac Mail.
- From the Mail menu, select Preferences.
- Click the Accounts icon at the top of the window.
- From the Outgoing Mail Server (SMTP) drop-down menu, select Edit SMTP Server List.
- Make sure the Allow insecure authentication option is unchecked.
- Enter your full email address as the username and your password.
- Click the Advanced tab and change the Outgoing server (SMTP) port.
If you want to use SSL, then change the port to 465 and select SSL from the encryption drop-down menu.
If you don’t want to use SSL, then change the port to 587.
Mozilla Thunderbird
- Start Thunderbird.
- From the** Tools** menu, select Account Settings.
- Select Outgoing Server from the left menu.
- Highlight the email account you want to edit and click Edit.
- Make sure the Allow insecure authentication option is unchecked.
- From the Connection security drop-down menu, select the desired option: SSL or none.
- From the Authentication method drop-down menu, select Normal Password.
If you want to use SSL, then change the port to 465 and select SSL from the encryption drop-down menu.
If you don’t want to use SSL, then change the port to 587.
iPhone/iPad
- Click on the Settings icon.
- Scroll down until you see Mail, Contacts, Calendar. Click.
- Select Outgoing Server from the left menu.
- Click on the email account you want to edit and click Edit.
- Click on the email account again to open the Accounts screen.
- Click on SMTP under Outgoing Mail Server.
- Click on the outgoing mail server under Primary Server.
- Click on Authentication and select Password.
- Click on Server Port to change the port number.
If you want to use SSL, then change the port to 465 and select SSL from the encryption drop-down menu.
If you don’t want to use SSL, then change the port to 587.
Android
- Open the Email application.
- Press Menu and select Settings
- Select Account Settings.
- Click on the email account you want to edit.
- Scroll to the bottom of the screen and click More Settings.
- Select Outgoing Settings.
- Check the Require sign-in option.
- Enter your full email address as the User name, and your password.
- Change the server Security type and port.
If you want to use SSL, then change the port to 465 and select SSL from the encryption drop-down menu.
If you don’t want to use SSL, then change the port to 587.