Step 1.To configure a Gmail email server, you need to change the Gmail account to allow Less secure app access, as shown below:

Step 2.Go to the Email & SMS Server page. Fill in the Sender Address, Email & SMS Server address, and Server Port that you have configured in the preceding steps. The Username that you fill in to validate the Email & SMS Server must be the same as that of the sender's email address and the Password is the authorization code. Then click Save.

Step 3.Click Send Test Email and enter a specified email address that can receive emails to test whether the test email can be received, as shown in the following figure.

Step 4.After the email is sent, the specified email address receives the test email, indicating that the configured Email & SMS Server can send emails normally.