How can I set up an outgoing server for emails?

Follow these steps to set up the outgoing server:

1. Click your display picture on the top right corner of the screen.
2. Click Settings.
3. Go to Configuration.
4. Click Email Settings. 
5. Click the Edit icon displayed on the right side.
6. Select Server Type as Vtiger under the Mail Server Settings (SMTP) section.
7. Click Save.