Step 1: Configure SMTP Authentication for the account
Step 2: In Drupal admin dashboard, at Configuration section. Click on SMTP Authentication Support
Step 3: Turn this module on or off, please turn it On now
Step 4: Insert all the SMTP server settings needed as below :
Note: Below worldfortesting.com setting is sample setting, please use your own domain/ email account setting for the SMTP function to work
Step 5: Once the configuration is done, you may insert your email address at Send Test E-Mail to try the mail sending.
Step 6: Click Save Configuration to save them.
Step 7: You should receive a test email in your Inbox if the configuration is correct / SMTP setting well configured.